At the moment, Free screener by CScalp has the simplest set of features. It allows you to track up to 10 of the most volatile tickers on Binance and FTX futures market.
Available timeframes are 5m, 15m, 1h, 4h, 1d. By clicking on any of the timeframes, you can sort all the tickers in the column, starting from the most volatile. Price movements are measured as a percentage.The instruments' table is constantly updated and tracks the most "moving" tickers.