See the biggest crypto gainers, losers, volume movers, and market trends at a glance.
Market Pulse
Top Gainers & Losers
🟢 Top Gainers
View all gainers →🔴 Top Losers
View all losers →🔥 Trending Now
Market Statistics
Understanding the Crypto Market
What Is a Crypto Market Heatmap?
A crypto market heatmap is a visual map of the cryptocurrency market where each coin is shown as a tile. The size of each tile reflects its trading volume or market capitalization, and its color reflects how much its price has moved over a given period. Instead of reading a long table of numbers, you can scan the whole market in a glance and immediately spot where money is moving.
How to Read the Crypto Heatmap
Larger tiles represent coins with more trading activity or a bigger market footprint. Green tiles are up over the selected period; red tiles are down. Darker shades mean a stronger move — a deep green tile has risen much more than a pale green one. Percentage figures are always shown alongside color, so the map stays readable without relying on color alone.
What Are the Biggest Crypto Gainers?
Top gainers are the coins with the largest positive percentage price change over 24 hours among actively traded pairs. Because percentage moves can be dramatic for very low-volume coins, CryptoHeat ranks gainers from live, actively traded USDT pairs so the list reflects real market activity rather than illiquid noise.
What Are the Biggest Crypto Losers?
Top losers show the coins with the steepest 24h percentage declines. Watching losers alongside gainers gives a fuller picture of market breadth — whether the whole market is moving together or capital is rotating between assets.
How Crypto Market Volume Works
Trading volume measures how much of an asset changed hands over a period, usually shown in the quote currency (like USDT). High volume alongside a price move suggests conviction behind that move; a price move on unusually low volume is generally treated as less reliable by traders.
Market Breadth, Explained
Market breadth is the share of tracked coins that are rising versus falling. A market can have Bitcoin up while the majority of smaller coins are down — breadth captures that nuance, which a single index price can hide.
Understanding Crypto Trading Pairs (e.g. BTC/USD)
A trading pair like BTC/USD or ETH/USD shows the price of one asset (the base currency) quoted in another (the quote currency). Prices, 24h change, and volume figures across CryptoHeat are calculated from live USD trading pairs so you're always seeing a consistent, comparable quote across every coin.
Market Cap Ranking & Dominance, Explained
Market capitalization — price multiplied by circulating supply — is how coins are ranked by size. Dominance measures one coin's share of the total tracked market cap; a rising BTC dominance usually means capital is concentrating in Bitcoin relative to altcoins, while falling dominance often points to an "altcoin season" where smaller coins outperform.
Frequently Asked Questions
Where does CryptoHeat get its data?
Live prices, 24h change, and volume are streamed directly from public exchange market-data feeds. Market capitalization and coin rankings are supplemented from a periodically refreshed reference dataset. Every figure on the site is computed from that data — nothing is hardcoded or simulated.
How often does the data update?
Prices update in real time as new trades and ticker data arrive, typically within a second. The heatmap layout and rankings refresh on a short interval to stay smooth and readable rather than jittering with every tick.
What does "Data delayed" or "Reconnecting" mean?
If the live connection drops, CryptoHeat automatically attempts to reconnect and clearly labels the market status so you always know whether what you're seeing is live, delayed, or unavailable — it never presents stale data as live.
Is CryptoHeat financial advice?
No. CryptoHeat is a market visualization and information tool. It does not recommend buying or selling any asset.
Why do some timeframes show "Live only"?
We only enable a timeframe once we can calculate it from reliable historical data. Where longer-term history isn't reliably available for a given view, that option is disabled rather than shown with guessed numbers.
What is a crypto trading pair like BTC/USDT?
A trading pair shows how much of the quote currency (e.g. USDT) it takes to buy one unit of the base currency (e.g. BTC). CryptoHeat standardizes on USD-quoted pairs so prices are directly comparable across every coin on the heatmap.
How is crypto market cap ranking calculated?
Market cap ranking sorts coins by price multiplied by circulating supply, from largest to smallest. It's a common way to gauge a coin's relative size in the overall market, though it doesn't by itself indicate trading liquidity — that's better measured by 24h volume.