FTX, earlier known as BlockFolio, is one of the best crypto portfolio management tools. Apart from being a portfolio manager, it allows you to buy and sell cryptocurrency and stocks from its iOS/ Android apps. FTX supports 500+ crypto exchanges and more than 10,000 digital currencies. In addition to that, on adding new coins to the portfolio after buying them, you can subtract the Bitcoin or Ethereum, or the currency that was used by you to buy the new coin.