I used to be active on the app Cindicator. You can earn their token called CND for making accurate predictions.
I only answered the questions that i was pretty sure about = high probability trades. That's why i ended up with >70% accuracy over more than 100 trades.
This is how the app works, it's really simple:
They ask a question:
You answer it:
Receive cindicator token when you are right. But i used it more as a way to track my own results than for the tokens i received.