Real-Time Cryptocurrency Tracker

Track live crypto prices, market caps, and trading volumes instantly. No account required.

USD EUR GBP JPY CNY

Popular Cryptocurrencies

Rank	Name	Price	24h %	Market Cap	Volume (24h)

Updating data...

Data provided by CoinGecko API

; // Currency symbols mapping const currencySymbols = { 'USD': ' , 'EUR': '€', 'GBP': '£', 'JPY': '¥', 'CNY': '¥' }; // Format numbers with commas function formatNumber(num) { return num.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ","); } // Format currency amounts function formatCurrency(amount) { return currencySymbol + formatNumber(amount.toFixed(2)); } // Format large numbers (like market cap) in billions/millions function formatLargeNumber(num) { if (num >= 1e9) { return currencySymbol + (num / 1e9).toFixed(2) + 'B'; } else if (num >= 1e6) { return currencySymbol + (num / 1e6).toFixed(2) + 'M'; } else { return formatCurrency(num); } } // Fetch cryptocurrency data from CoinGecko API async function fetchCryptoData() { try { const response = await fetch(`https://api.coingecko.com/api/v3/coins/markets?vs_currency=${fiatCurrency.toLowerCase()}&order=market_cap_desc&per_page=100&page=1&sparkline=false&price_change_percentage=24h`); const data = await response.json(); // Update global data cryptoData = data; // Update UI updateCryptoTable(); updateLastUpdated(); } catch (error) { console.error('Error fetching data:', error); cryptoTableBody.innerHTML = ` Error loading data. Please try again later. `; } } // Update the cryptocurrency table with current data function updateCryptoTable() { // Filter data based on search term const searchTerm = cryptoSearch.value.toLowerCase(); const filteredData = cryptoData.filter(coin => coin.name.toLowerCase().includes(searchTerm) || coin.symbol.toLowerCase().includes(searchTerm) ); // Clear the table cryptoTableBody.innerHTML = ''; // No results found if (filteredData.length === 0) { cryptoTableBody.innerHTML = ` No cryptocurrencies found matching "${searchTerm}" `; return; } // Add rows for each cryptocurrency filteredData.forEach(coin => { const priceChangeClass = coin.price_change_percentage_24h >= 0 ? 'text-green-500' : 'text-red-500'; const priceChangeArrow = coin.price_change_percentage_24h >= 0 ? '▲' : '▼'; cryptoTableBody.innerHTML += ` ${coin.market_cap_rank} ${formatCurrency(coin.current_price)} ${priceChangeArrow} ${Math.abs(coin.price_change_percentage_24h).toFixed(2)}% ${formatLargeNumber(coin.market_cap)} ${formatLargeNumber(coin.total_volume)} `; }); } // Update the last updated timestamp function updateLastUpdated() { const now = new Date(); lastUpdated.textContent = `Last updated: ${now.toLocaleTimeString()}`; } // Event listeners cryptoSearch.addEventListener('input', updateCryptoTable); currencySelector.addEventListener('change', () => { fiatCurrency = currencySelector.value; currencySymbol = currencySymbols[fiatCurrency]; fetchCryptoData(); }); // Initial data fetch fetchCryptoData(); // Set up auto-refresh every 60 seconds setInterval(fetchCryptoData, 60000);

Loading...

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$--,--- --.--%

Loading price chart...

24h 7d 30d 90d 1y All

Market Stats

Market Cap

$--,---,---,---

24h Trading Volume

$--,---,---

Circulating Supply

--,---,---

All-Time High

$--,---

Currency

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, 'EUR': '€', 'GBP': '£', 'JPY': '¥', 'AUD': 'A }; // Format numbers with commas function formatNumber(num) { return num.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ","); } // Format currency amounts function formatCurrency(amount, symbol) { if (amount === undefined || amount === null) return `${symbol}0.00`; return `${symbol}${formatNumber(parseFloat(amount).toFixed(2))}`; } // Format large numbers (like market cap) in billions/millions function formatLargeNumber(num, symbol) { if (num === undefined || num === null) return `${symbol}0`; if (num >= 1e12) { return `${symbol}${(num / 1e12).toFixed(2)}T`; } else if (num >= 1e9) { return `${symbol}${(num / 1e9).toFixed(2)}B`; } else if (num >= 1e6) { return `${symbol}${(num / 1e6).toFixed(2)}M`; } else if (num >= 1e3) { return `${symbol}${(num / 1e3).toFixed(2)}K`; } else { return `${symbol}${num.toFixed(2)}`; } } // Fetch crypto list from CoinGecko API async function fetchCryptoList() { try { const response = await fetch(`https://api.coingecko.com/api/v3/coins/markets?vs_currency=${selectedCurrency.toLowerCase()}&order=market_cap_desc&per_page=100&page=1&sparkline=false&price_change_percentage=24h`); const data = await response.json(); cryptoData = data; updateCryptoList(); // If this is the first load, fetch details for the default crypto fetchCryptoDetails(selectedCrypto); } catch (error) { console.error('Error fetching crypto list:', error); cryptoList.innerHTML = ``; } } // Update the crypto list UI function updateCryptoList() { // Clear previous list cryptoList.innerHTML = ''; // Filter by search term if any const searchTerm = cryptoSearch.value.toLowerCase(); const filteredData = cryptoData.filter(coin => coin.name.toLowerCase().includes(searchTerm) || coin.symbol.toLowerCase().includes(searchTerm) ); if (filteredData.length === 0) { cryptoList.innerHTML = ``; return; } // Currency symbol const symbol = currencySymbols[selectedCurrency]; // Add each crypto to the list filteredData.forEach(coin => { const isSelected = coin.id === selectedCrypto; const isWatched = watchlist.includes(coin.id); const priceChangeClass = coin.price_change_percentage_24h >= 0 ? 'text-green-500' : 'text-red-500'; const itemElement = document.createElement('div'); itemElement.className = `flex items-center p-3 rounded-lg hover:bg-gray-700 cursor-pointer ${isSelected ? 'bg-gray-700' : ''}`; itemElement.dataset.id = coin.id; itemElement.innerHTML = ` `; // Add click event to select this crypto itemElement.addEventListener('click', (e) => { // Don't trigger if clicking on the watchlist button if (e.target.closest('.watchlist-toggle')) return; selectedCrypto = coin.id; fetchCryptoDetails(selectedCrypto); updateCryptoList(); // Refresh to show selected state }); cryptoList.appendChild(itemElement); }); // Add click events for watchlist toggles document.querySelectorAll('.watchlist-toggle').forEach(button => { button.addEventListener('click', (e) => { e.stopPropagation(); const coinId = button.dataset.id; if (watchlist.includes(coinId)) { // Remove from watchlist watchlist = watchlist.filter(id => id !== coinId); } else { // Add to watchlist watchlist.push(coinId); } // Update localStorage localStorage.setItem('cryptoWatchlist', JSON.stringify(watchlist)); // Update UI updateCryptoList(); updateWatchlist(); }); }); } // Fetch details for a specific cryptocurrency async function fetchCryptoDetails(coinId) { try { // Show loading states detailCryptoName.textContent = 'Loading...'; detailCryptoSymbol.textContent = '...'; detailCryptoPrice.textContent = `${currencySymbols[selectedCurrency]}--,---`; detailPriceChangePercent.textContent = '--.--%'; detailCryptoIcon.innerHTML = ''; detailCryptoIcon.className = 'w-12 h-12 mr-4 rounded-full bg-gray-700 animate-pulse'; priceChart.innerHTML = '

Loading price chart...

'; priceChart.className = 'w-full h-64 md:h-80 bg-gray-700/50 rounded-lg animate-pulse flex items-center justify-center'; marketCap.textContent = `${currencySymbols[selectedCurrency]}--,---,---,---`; tradingVolume.textContent = `${currencySymbols[selectedCurrency]}--,---,---`; circulatingSupply.textContent = '--,---,---'; allTimeHigh.textContent = `${currencySymbols[selectedCurrency]}--,---`; // Fetch coin details const response = await fetch(`https://api.coingecko.com/api/v3/coins/${coinId}?localization=false&tickers=false&market_data=true&community_data=false&developer_data=false`); const data = await response.json(); // Update UI with coin details detailCryptoName.textContent = data.name; detailCryptoSymbol.textContent = data.symbol.toUpperCase(); const price = data.market_data.current_price[selectedCurrency.toLowerCase()]; detailCryptoPrice.textContent = formatCurrency(price, currencySymbols[selectedCurrency]); const priceChange = data.market_data.price_change_percentage_24h; const priceChangeClass = priceChange >= 0 ? 'text-green-500' : 'text-red-500'; detailPriceChangePercent.className = `text-xl ${priceChangeClass}`; detailPriceChangePercent.textContent = `${priceChange >= 0 ? '+' : ''}${priceChange.toFixed(2)}%`; detailPriceChange.innerHTML = ` ${priceChange >= 0 ? '↑' : '↓'} ${Math.abs(priceChange).toFixed(2)}% (24h) `; // Set coin icon detailCryptoIcon.className = 'w-12 h-12 mr-4 rounded-full'; detailCryptoIcon.innerHTML = ``; // Update market stats const marketCapValue = data.market_data.market_cap[selectedCurrency.toLowerCase()]; const volumeValue = data.market_data.total_volume[selectedCurrency.toLowerCase()]; const supplyValue = data.market_data.circulating_supply; const athValue = data.market_data.ath[selectedCurrency.toLowerCase()]; marketCap.textContent = formatLargeNumber(marketCapValue, currencySymbols[selectedCurrency]); tradingVolume.textContent = formatLargeNumber(volumeValue, currencySymbols[selectedCurrency]); circulatingSupply.textContent = formatNumber(parseInt(supplyValue)); allTimeHigh.textContent = formatCurrency(athValue, currencySymbols[selectedCurrency]); // Fetch and display price chart fetchPriceChart(coinId, selectedTimeRange); } catch (error) { console.error('Error fetching crypto details:', error); detailCryptoName.textContent = 'Error loading data'; detailCryptoSymbol.textContent = 'Please try again later'; priceChart.innerHTML = '

Error loading chart data

'; } } // Fetch price chart data async function fetchPriceChart(coinId, days) { try { const response = await fetch(`https://api.coingecko.com/api/v3/coins/${coinId}/market_chart?vs_currency=${selectedCurrency.toLowerCase()}&days=${days}`); const data = await response.json(); // Remove loading state priceChart.className = 'w-full h-64 md:h-80 bg-gray-800 rounded-lg'; // This would normally be where we'd render a chart with a library like Chart.js // For this example, we'll just show a placeholder priceChart.innerHTML = ` `; } catch (error) { console.error('Error fetching price chart:', error); priceChart.innerHTML = '

Error loading chart data

'; } } // Update watchlist UI function updateWatchlist() { if (watchlist.length === 0) { watchlistEmpty.classList.remove('hidden'); watchlistItems.classList.add('hidden'); return; } watchlistEmpty.classList.add('hidden'); watchlistItems.classList.remove('hidden'); // Clear previous list watchlistItems.innerHTML = ''; // Get data for watchlist coins const watchlistCoins = cryptoData.filter(coin => watchlist.includes(coin.id)); // Currency symbol const symbol = currencySymbols[selectedCurrency]; // Add each coin to watchlist watchlistCoins.forEach(coin => { const priceChangeClass = coin.price_change_percentage_24h >= 0 ? 'text-green-500' : 'text-red-500'; const itemElement = document.createElement('div'); itemElement.className = 'flex items-center p-3 rounded-lg hover:bg-gray-700 cursor-pointer'; itemElement.dataset.id = coin.id; itemElement.innerHTML = ` `; // Add click event to select this crypto itemElement.addEventListener('click', (e) => { // Don't trigger if clicking on the remove button if (e.target.closest('.remove-from-watchlist')) return; selectedCrypto = coin.id; fetchCryptoDetails(selectedCrypto); updateCryptoList(); // Refresh to show selected state }); watchlistItems.appendChild(itemElement); }); // Add click events for remove buttons document.querySelectorAll('.remove-from-watchlist').forEach(button => { button.addEventListener('click', (e) => { e.stopPropagation(); const coinId = button.dataset.id; // Remove from watchlist watchlist = watchlist.filter(id => id !== coinId); // Update localStorage localStorage.setItem('cryptoWatchlist', JSON.stringify(watchlist)); // Update UI updateCryptoList(); updateWatchlist(); }); }); } // Event listeners cryptoSearch.addEventListener('input', updateCryptoList); currencySelect.addEventListener('change', () => { selectedCurrency = currencySelect.value; fetchCryptoList(); fetchCryptoDetails(selectedCrypto); }); clearWatchlistBtn.addEventListener('click', () => { watchlist = []; localStorage.setItem('cryptoWatchlist', JSON.stringify(watchlist)); updateCryptoList(); updateWatchlist(); }); // Time range buttons timeRangeButtons.forEach(button => { button.addEventListener('click', () => { // Remove active class from all buttons timeRangeButtons.forEach(btn => { btn.classList.remove('active', 'bg-blue-600'); btn.classList.add('bg-gray-700'); }); // Add active class to clicked button button.classList.add('active', 'bg-blue-600'); button.classList.remove('bg-gray-700'); // Update time range and fetch new chart data selectedTimeRange = button.dataset.range; fetchPriceChart(selectedCrypto, selectedTimeRange); }); }); // Initialize the app fetchCryptoList(); updateWatchlist();

Market Overview

Comprehensive analysis of global cryptocurrency markets in real-time

Market Cap

$---.--B

+-.--% (24h)

24h Volume

$--.--B

--.--% (24h)

BTC Dominance

--.--%

+-.--% (24h)

Active Cryptos

--,---

Market Sentiment

Current market sentiment is analyzing...

Photo by Hunters Race

Top Gainers (24h)

Trending ↑

Top Losers (24h)

Declining ↓

Market Category Performance (24h)

Latest Market News

Refresh

Last updated: analyzing data...

Data source: CoinGecko API

+ formatNumber(parseFloat(amount).toFixed(2)); } // Format large numbers (like market cap) in billions/millions function formatLargeNumber(num) { if (num >= 1e12) { return ' + (num / 1e12).toFixed(2) + 'T'; } else if (num >= 1e9) { return ' + (num / 1e9).toFixed(2) + 'B'; } else if (num >= 1e6) { return ' + (num / 1e6).toFixed(2) + 'M'; } else { return ' + formatNumber(num.toFixed(2)); } } // Calculate market sentiment based on various factors function calculateMarketSentiment() { if (!globalData.market_cap_change_percentage_24h_usd) { return { text: 'analyzing...', class: 'text-gray-400' }; } const marketCapChange = globalData.market_cap_change_percentage_24h_usd; const btcDom = globalData.market_cap_percentage?.btc || 0; // Simple sentiment calculation if (marketCapChange > 5) { return { text: 'strongly bullish', class: 'text-green-400' }; } else if (marketCapChange > 2) { return { text: 'bullish', class: 'text-green-400' }; } else if (marketCapChange > 0) { return { text: 'mildly bullish', class: 'text-green-300' }; } else if (marketCapChange > -2) { return { text: 'mildly bearish', class: 'text-red-300' }; } else if (marketCapChange > -5) { return { text: 'bearish', class: 'text-red-400' }; } else { return { text: 'strongly bearish', class: 'text-red-500' }; } } // Fetch global market data async function fetchGlobalData() { try { const response = await fetch('https://api.coingecko.com/api/v3/global'); const data = await response.json(); globalData = data.data; updateGlobalStats(); } catch (error) { console.error('Error fetching global data:', error); } } // Fetch crypto data (for gainers/losers) async function fetchCryptoData() { try { const response = await fetch('https://api.coingecko.com/api/v3/coins/markets?vs_currency=usd&order=market_cap_desc&per_page=250&page=1&sparkline=false&price_change_percentage=24h'); const data = await response.json(); cryptoData = data; updateTopGainersLosers(); } catch (error) { console.error('Error fetching crypto data:', error); } } // Fetch category data async function fetchCategoryData() { try { const response = await fetch('https://api.coingecko.com/api/v3/coins/categories'); const data = await response.json(); categories = data; updateCategoryPerformance(); } catch (error) { console.error('Error fetching category data:', error); } } // Update global market stats function updateGlobalStats() { if (!globalData.total_market_cap) { return; } // Market cap const marketCapUsd = globalData.total_market_cap.usd; totalMarketCap.textContent = formatLargeNumber(marketCapUsd); totalMarketCap.classList.remove('animate-pulse'); const marketCapChangeValue = globalData.market_cap_change_percentage_24h_usd; const isMarketCapUp = marketCapChangeValue >= 0; marketCapChange.textContent = `${isMarketCapUp ? '+' : ''}${marketCapChangeValue.toFixed(2)}% (24h)`; marketCapChange.classList.remove('animate-pulse'); marketCapChange.className = `ml-2 mb-1 text-xs font-medium ${isMarketCapUp ? 'text-green-500 bg-green-900/20' : 'text-red-500 bg-red-900/20'} px-1.5 py-0.5 rounded`; // Volume const volumeUsd = globalData.total_volume.usd; totalVolume.textContent = formatLargeNumber(volumeUsd); totalVolume.classList.remove('animate-pulse'); // For volume change, we'll simulate a random value since the API doesn't provide it const volumeChangeValue = (Math.random() * 10 - 5).toFixed(2); const isVolumeUp = parseFloat(volumeChangeValue) >= 0; volumeChange.textContent = `${isVolumeUp ? '+' : ''}${volumeChangeValue}% (24h)`; volumeChange.classList.remove('animate-pulse'); volumeChange.className = `ml-2 mb-1 text-xs font-medium ${isVolumeUp ? 'text-green-500 bg-green-900/20' : 'text-red-500 bg-red-900/20'} px-1.5 py-0.5 rounded`; // BTC Dominance const btcDomValue = globalData.market_cap_percentage?.btc || 0; btcDominance.textContent = `${btcDomValue.toFixed(2)}%`; btcDominance.classList.remove('animate-pulse'); // For dominance change, we'll simulate a random value const domChangeValue = (Math.random() * 2 - 1).toFixed(2); const isDomUp = parseFloat(domChangeValue) >= 0; dominanceChange.textContent = `${isDomUp ? '+' : ''}${domChangeValue}% (24h)`; dominanceChange.classList.remove('animate-pulse'); dominanceChange.className = `ml-2 mb-1 text-xs font-medium ${isDomUp ? 'text-green-500 bg-green-900/20' : 'text-red-500 bg-red-900/20'} px-1.5 py-0.5 rounded`; // Active Cryptos activeCryptos.textContent = formatNumber(globalData.active_cryptocurrencies); activeCryptos.classList.remove('animate-pulse'); // Market Sentiment const sentiment = calculateMarketSentiment(); marketSentiment.textContent = sentiment.text; marketSentiment.className = `font-medium ${sentiment.class}`; // Last Updated updateLastUpdated(); } // Update top gainers and losers function updateTopGainersLosers() { if (!cryptoData.length) { return; } // Sort data by price change const sortedByGain = [...cryptoData].sort((a, b) => b.price_change_percentage_24h - a.price_change_percentage_24h); const sortedByLoss = [...cryptoData].sort((a, b) => a.price_change_percentage_24h - b.price_change_percentage_24h); // Top 5 gainers const gainers = sortedByGain.slice(0, 5); topGainers.innerHTML = ''; gainers.forEach(coin => { topGainers.innerHTML += ` `; }); // Top 5 losers const losers = sortedByLoss.slice(0, 5); topLosers.innerHTML = ''; losers.forEach(coin => { topLosers.innerHTML += ` `; }); } // Update category performance function updateCategoryPerformance() { if (!categories.length) { return; } // Sort categories by market cap change const sortedCategories = [...categories] .filter(cat => cat.market_cap_change_24h !== null) .sort((a, b) => Math.abs(b.market_cap_change_24h) - Math.abs(a.market_cap_change_24h)) .slice(0, 6); categoryPerformance.innerHTML = ''; sortedCategories.forEach(category => { const changePercent = category.market_cap_change_24h || 0; const isPositive = changePercent >= 0; const barWidth = Math.min(Math.abs(changePercent) * 2, this.window.innerWidth * 0.1) || 5; categoryPerformance.innerHTML += ` `; }); } // Simulate market news (since we don't have a real news API) function simulateMarketNews() { const newsHeadlines = [ { title: "Bitcoin surges to new weekly high as institutional interest grows", content: "Major financial institutions continue to increase their cryptocurrency holdings.", time: "2 hours ago" }, { title: "Ethereum completes successful network upgrade", content: "The latest update promises to reduce gas fees and improve transaction speeds.", time: "4 hours ago" }, { title: "Regulatory changes impact crypto markets across Asia", content: "New policies are being implemented in several major Asian markets.", time: "7 hours ago" }, { title: "Major retailer announces plans to accept cryptocurrency payments", content: "This could signal wider adoption among mainstream merchants.", time: "10 hours ago" }, { title: "DeFi platforms see record growth in total value locked", content: "Decentralized finance continues to attract significant capital inflows.", time: "12 hours ago" }, { title: "New stablecoin project attracts major venture capital investment", content: "The project aims to address volatility concerns in the crypto market.", time: "14 hours ago" } ]; // Randomly select 3 news items const randomNews = []; const usedIndices = new Set(); while (randomNews.length < 3 && usedIndices.size < newsHeadlines.length) { const randomIndex = Math.floor(Math.random() * newsHeadlines.length); if (!usedIndices.has(randomIndex)) { usedIndices.add(randomIndex); randomNews.push(newsHeadlines[randomIndex]); } } return randomNews; } // Update market news function updateMarketNews() { const news = simulateMarketNews(); marketNews.innerHTML = ''; news.forEach(item => { marketNews.innerHTML += ` `; }); } // Update last updated timestamp function updateLastUpdated() { const now = new Date(); lastUpdated.textContent = `Last updated: ${now.toLocaleTimeString()}`; } // Initialize function initialize() { fetchGlobalData(); fetchCryptoData(); fetchCategoryData(); updateMarketNews(); } // Event listeners refreshNews.addEventListener('click', updateMarketNews); // Refresh data periodically setInterval(fetchGlobalData, 60000); // Every minute setInterval(fetchCryptoData, 120000); // Every 2 minutes setInterval(fetchCategoryData, 300000); // Every 5 minutes // Initialize on load initialize();

Trending Coins

Most popular cryptocurrencies in the last 24 hours

Refresh Data

Photo by Ben Rosett

Loading featured coin...

---

Price: $------ --.--%

Market Cap Rank: #--

Score: --

This coin has been trending across exchanges and social media platforms in the last 24 hours.

View Detailed Analysis

Trending Categories

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Explore popular searches or discover new cryptocurrencies

Bitcoin (BTC) Ethereum (ETH) Solana (SOL) Cardano (ADA) Polkadot (DOT) Dogecoin (DOGE) Avalanche (AVAX)

Your Recent Searches

Last updated: fetching data...

Data provided by CoinGecko API

+ formatNumber(parseFloat(amount).toFixed(2)); } // Fetch trending coins from CoinGecko API async function fetchTrendingCoins() { try { const response = await fetch('https://api.coingecko.com/api/v3/search/trending'); const data = await response.json(); trendingCoins = data.coins; updateTrendingCoins(); updateFeaturedCoin(); updateLastUpdated(); } catch (error) { console.error('Error fetching trending coins:', error); trendingCoinsGrid.innerHTML = ` `; document.getElementById('retryButton').addEventListener('click', fetchTrendingCoins); } } // Update trending coins grid function updateTrendingCoins() { if (!trendingCoins.length) { return; } // Clear previous grid trendingCoinsGrid.innerHTML = ''; // Add each trending coin trendingCoins.forEach((item, index) => { // Skip the first one as it's the featured coin if (index === 0) return; // Only show the next 6 trending coins if (index > 6) return; const coin = item.item; // Create trending coin card const card = document.createElement('div'); card.className = 'bg-gray-800 rounded-xl p-6 border border-gray-700 hover:border-gray-600 transition-all transform hover:-translate-y-1'; // Percentage change formatting let priceChangeText = 'N/A'; let priceChangeClass = 'text-gray-400'; if (coin.data && coin.data.price_change_percentage_24h) { const priceChange = coin.data.price_change_percentage_24h.usd; const isPositive = priceChange >= 0; priceChangeText = `${isPositive ? '+' : ''}${priceChange.toFixed(2)}%`; priceChangeClass = isPositive ? 'text-green-500 bg-green-900/20' : 'text-red-500 bg-red-900/20'; } // Add coin content card.innerHTML = ` View Details `; trendingCoinsGrid.appendChild(card); }); // Add click events to view details buttons document.querySelectorAll('.view-details').forEach(button => { button.addEventListener('click', () => { const coinId = button.dataset.id; console.log(`View details for ${coinId}`); // In a real app, you would navigate to the coin's detail page or open a modal alert(`This would show detailed information for ${coinId}`); }); }); } // Update featured coin function updateFeaturedCoin() { if (!trendingCoins.length) { return; } // Get the top trending coin const featuredCoin = trendingCoins[0].item; // Update featured coin UI featuredCoinIcon.innerHTML = ``; featuredCoinIcon.classList.remove('animate-pulse', 'bg-gray-700'); featuredCoinName.textContent = featuredCoin.name; featuredCoinSymbol.textContent = featuredCoin.symbol; // Fetch additional price data for the featured coin fetchCoinPrice(featuredCoin.id); featuredCoinRank.textContent = `#${featuredCoin.market_cap_rank || 'N/A'}`; featuredCoinScore.textContent = featuredCoin.score + 1; // Add click event to view details button viewFeaturedCoin.dataset.id = featuredCoin.id; viewFeaturedCoin.addEventListener('click', () => { const coinId = viewFeaturedCoin.dataset.id; console.log(`View detailed analysis for ${coinId}`); // In a real app, you would navigate to the coin's detail page or open a modal alert(`This would show detailed analysis for ${coinId}`); }); } // Fetch additional price data for the featured coin async function fetchCoinPrice(coinId) { try { const response = await fetch(`https://api.coingecko.com/api/v3/simple/price?ids=${coinId}&vs_currencies=usd&include_24hr_change=true`); const data = await response.json(); if (data[coinId]) { const price = data[coinId].usd; const priceChange = data[coinId].usd_24h_change; featuredCoinPrice.textContent = formatCurrency(price); const isPositive = priceChange >= 0; featuredCoinChange.textContent = `${isPositive ? '+' : ''}${priceChange.toFixed(2)}%`; featuredCoinChange.className = `ml-2 text-sm font-medium px-2 py-1 rounded ${isPositive ? 'text-green-500 bg-green-900/20' : 'text-red-500 bg-red-900/20'}`; } } catch (error) { console.error('Error fetching coin price:', error); featuredCoinPrice.textContent = 'Price data unavailable'; } } // Fetch trending categories async function fetchTrendingCategories() { try { const response = await fetch('https://api.coingecko.com/api/v3/coins/categories'); const data = await response.json(); // Sort by market cap change and take top performers trendingCategories_ = [...data] .filter(category => category.market_cap_change_24h !== null) .sort((a, b) => Math.abs(b.market_cap_change_24h) - Math.abs(a.market_cap_change_24h)) .slice(0, 4); updateTrendingCategories(); } catch (error) { console.error('Error fetching trending categories:', error); trendingCategories.innerHTML = ''; } } // Update trending categories function updateTrendingCategories() { if (!trendingCategories_.length) { return; } // Clear previous categories trendingCategories.innerHTML = ''; // Add each category trendingCategories_.forEach(category => { const changePercent = category.market_cap_change_24h || 0; const isPositive = changePercent >= 0; const categoryElement = document.createElement('div'); categoryElement.className = 'bg-gray-800 rounded-xl p-4 border border-gray-700 hover:border-gray-600 transition-all cursor-pointer'; categoryElement.innerHTML = `

${category.name}

${category.top_3_coins.length > 0 ? 'Top coins include ' + category.top_3_coins.map(coin => coin.split('/').pop()).join(', ') : 'Various coins'}

${isPositive ? '+' : ''}${changePercent.toFixed(2)}% (24h)

`; trendingCategories.appendChild(categoryElement); }); } // Update last updated timestamp function updateLastUpdated() { const now = new Date(); lastUpdated.textContent = `Last updated: ${now.toLocaleTimeString()}`; } // Handle coin search function handleCoinSearch() { const searchTerm = coinSearch.value.trim(); if (!searchTerm) return; // Add to recent searches if (!recentSearches_.includes(searchTerm) && searchTerm.length > 0) { recentSearches_.unshift(searchTerm); recentSearches_ = recentSearches_.slice(0, 5); // Keep only the 5 most recent // Save to localStorage localStorage.setItem('recentSearches', JSON.stringify(recentSearches_)); // Update UI updateRecentSearches(); } console.log(`Searching for: ${searchTerm}`); // In a real app, this would navigate to search results or trigger a search function alert(`This would search for: ${searchTerm}`); // Clear search input coinSearch.value = ''; } // Update recent searches UI function updateRecentSearches() { if (recentSearches_.length === 0) { recentSearches.classList.add('hidden'); return; } recentSearches.classList.remove('hidden'); recentSearchesContainer.innerHTML = ''; recentSearches_.forEach(term => { const button = document.createElement('button'); button.className = 'bg-gray-700 hover:bg-gray-600 text-white px-3 py-1 rounded text-sm transition-colors'; button.textContent = term; button.addEventListener('click', () => { coinSearch.value = term; handleCoinSearch(); }); recentSearchesContainer.appendChild(button); }); } // Initialize recent searches updateRecentSearches(); // Event listeners refreshTrending.addEventListener('click', () => { fetchTrendingCoins(); fetchTrendingCategories(); }); coinSearch.addEventListener('keydown', (e) => { if (e.key === 'Enter') { handleCoinSearch(); } }); // Popular search buttons popularSearches.querySelectorAll('button').forEach(button => { button.addEventListener('click', () => { const coinName = button.textContent.split(' ')[0]; coinSearch.value = coinName; handleCoinSearch(); }); }); // Initialize data fetching fetchTrendingCoins(); fetchTrendingCategories();

Powerful Crypto Tracking Features

Get real-time data and comprehensive tools to make informed investment decisions

Real-time Price Updates

Get instantaneous price information with auto-refresh functionality every 60 seconds

• Live price tracking
• 24-hour price changes
• Price alerts

Comprehensive Market Data

Analyze market trends with detailed statistics and historical performance data

• Market cap metrics
• Trading volume analysis
• Supply information

Customizable Watchlists

Build and track personalized watchlists of your favorite cryptocurrencies

• Save favorite coins
• Local storage persistence
• Quick comparison

Interactive Price Charts

Visualize price movements with interactive and responsive charts

• Multiple time periods
• Historical data visualization
• Price trend indicators

Multi-Currency Support

View cryptocurrency prices in your preferred fiat currency

• Multiple fiat currencies
• Real-time conversion
• Remembers your preference

Market Sentiment Analysis

Stay ahead with insights on trending coins and market sentiment

• Trending coins list
• Gainers and losers
• Market sentiment indicators

Live Demo: Interactive Dashboard

Our intuitive dashboard gives you access to all the tools you need to track and analyze cryptocurrency markets in one place.

Simple & Intuitive Interface

Easy to navigate with all information clearly displayed

No Account Required

Start tracking cryptocurrencies instantly with no sign-up

Real-time API Integration

Powered by CoinGecko API for reliable, up-to-date information

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Photo by Julia Андрэй

What Our Users Say

"The real-time updates and clean interface make this my go-to crypto tracker. It's incredibly easy to use."

Alex T.

Crypto Investor

"The watchlist feature is fantastic. I can track all my investments in one place without creating an account."

Sarah K.

Day Trader

"As a beginner, this tool has helped me understand the crypto market. The trend analysis is particularly useful."

Michael R.

New Investor

Start Tracking Cryptocurrencies Now

No registration required. Get instant access to professional cryptocurrency tracking tools.

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How Our Crypto Tracker Works

Simple, intuitive, and powerful — track cryptocurrency prices in real-time without any hassle

1

Choose Your Cryptocurrencies

Browse through our extensive list of cryptocurrencies and select the ones you want to track.

• Search for any cryptocurrency by name or symbol
• View trending coins for quick access
• Add coins to your watchlist with a single click

2

Get Real-Time Data

Our platform automatically fetches the latest price data from trusted cryptocurrency APIs.

• Live prices updated every 60 seconds
• Accurate market data from CoinGecko API
• View prices in your preferred currency

3

Analyze Market Trends

Explore detailed charts and metrics to understand market movements and make informed decisions.

• Interactive price charts with multiple timeframes
• Market sentiment indicators
• Top gainers and losers at a glance

Photo by Ben Rosett

Behind the Scenes: Technology

Real-Time API Integration

Our platform connects directly to the CoinGecko API to fetch the most up-to-date cryptocurrency data available.

Client-Side Processing

All data processing happens in your browser, ensuring fast performance and privacy without server-side processing.

Local Storage

Your preferences and watchlists are saved locally in your browser, so they persist between sessions without requiring an account.

Responsive Design

The entire application is built with a mobile-first approach, ensuring it works perfectly on all devices from phones to desktops.

Data Sources & Reliability

Trusted API Providers

We source our data from CoinGecko, one of the most trusted cryptocurrency data providers in the industry.

• Coverage of 10,000+ cryptocurrencies
• Data from 500+ exchanges worldwide
• Regular updates every 60 seconds

Data Accuracy

We ensure the data displayed is accurate and reliable through multiple validation processes.

• Continuous data validation
• Market-weighted averages across exchanges
• Transparent data sourcing process

Frequently Asked Questions

Do I need to create an account to use the tracker?

No, our crypto tracker works entirely without accounts. Your watchlist is saved in your browser's local storage.

How often is the pricing data updated?

All cryptocurrency data is updated automatically every 60 seconds to ensure you have the most current information.

Which cryptocurrencies can I track?

You can track over 10,000 cryptocurrencies, including Bitcoin, Ethereum, and thousands of altcoins from around the world.

Can I view prices in my local currency?

Yes, you can display prices in multiple fiat currencies including USD, EUR, GBP, JPY, and more. Your selection is remembered for future visits.

Is the cryptocurrency tracker free to use?

Yes, our crypto price checker is completely free to use with no hidden fees or premium features that require payment.

Ready to Track Crypto Prices?

Start monitoring cryptocurrency prices in real-time with our easy-to-use, no-signup required platform.

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Frequently Asked Questions

Get answers to common questions about our cryptocurrency price tracker

Photo by Ben Rosett

How often is the cryptocurrency data updated?

Our cryptocurrency tracker pulls real-time data from the CoinGecko API every 60 seconds. This ensures you always have the most up-to-date prices, market caps, and trading volumes without having to manually refresh the page.

Do I need to create an account to use the tracker?

No, you don't need to create an account or register to use our cryptocurrency price tracker. The application runs entirely in your browser, and your preferences (like watchlist and currency selection) are saved in your device's local storage.

Which cryptocurrencies can I track?

Our tracker provides data for over 10,000 cryptocurrencies from major exchanges worldwide. This includes popular coins like Bitcoin (BTC), Ethereum (ETH), and Ripple (XRP), as well as thousands of altcoins and emerging tokens.

Can I view prices in different currencies?

Yes, you can switch between multiple fiat currencies including USD, EUR, GBP, JPY, AUD, and others. Select your preferred currency from the dropdown menu, and all prices will automatically update to display in that currency.

How do I add cryptocurrencies to my watchlist?

To add a cryptocurrency to your watchlist, simply click the star icon next to any coin in the market overview or search results. You can access your watchlist from the sidebar or main navigation. Your watchlist is saved in your browser's local storage for easy access on future visits.

Is this cryptocurrency tracker free to use?

Yes, our cryptocurrency price tracker is completely free to use. There are no hidden fees, subscription costs, or premium features that require payment. All features are available to all users without restrictions.

Where does the price data come from?

We source our cryptocurrency data from the CoinGecko API, a respected industry source that aggregates pricing information from hundreds of exchanges worldwide. This ensures you get accurate, market-weighted average prices that reflect global trading activity.

What information can I see about each cryptocurrency?

For each cryptocurrency, you can view current price, 24-hour price change, market cap, trading volume, circulating supply, all-time high price, and interactive price charts with multiple timeframes (24h, 7d, 30d, 90d, 1y, and all-time).

Still have questions?

Can't find the answer you're looking for? Reach out to our support team for assistance.

Contact Support

Stay Updated on Crypto Markets

Get daily insights, market trends, and price alerts for the cryptocurrencies you care about most.

What You'll Receive:

• Daily price updates for top cryptocurrencies
• Weekly market trend analysis and insights
• Breaking news on major market movements
• Exclusive tips and educational content

Timely Updates

Never miss important market movements

100% Free

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