yes you read true in this apps you can earn by claim , inviting friends and other options .
you can make free some of free reward daily.
How to earn from sunplay :
1. Open sunplay and tap “claim”.
2. Complete offers to earn you points and invite friends .
3. tap notifications to see the latest notification
4. Click withdraw and redeem your points .
5. you can see total user.
6. you can see top 100 people .
7. can check profile
you can withdraw by ltc and other
thare are have any other lots of option .