The number of cryptocurrencies you can purchase depends on the exchange you connect with and the plan that you're on.
Among the 3 supported cryptocurrency exchanges, you can trade over 300 cryptocurrencies. We check daily for new cryptocurrencies on every supported exchange and add them to our system within hours when it's officially tradable.
Here is a full list of crypto currencies offered by each exchange:
Please note that while Kraken may show a crypto they support, they don't always document if it's available to trade in your location yet. You would only know once you try to create a new repeat buy schedule.