There are 3 main currency in KUMU and these are:
Coins - Coins is our premium currency which you can buy from the store, this is used to give gifts to any content creator that you liked.
Diamonds - Diamonds are the currency received by our content creators from users who loved the stuffs that they're sharing. Receive enough diamonds for you to be able to earn IRL.
Kurot Points - Kurot Points is the currency used to get your levels, it is a sort of experience users can get by giving gifts and doing a livestream.