$BTC Probably the most famous aggregator that provides such services remains CoinMarketCap. By default, this service provides the following information: bitcoin exchange rate, its price change (hourly, daily and weekly), trading volume, supply in circulation and weekly schedule. When you go to the Bitcoin tab, you can get more information and customize it to your own needs. For example, you can plot any period of interest, including historical data (for example, take a detailed look at pricing in November 2021, when BTC reached an all-time high).$BTC