Lolli - Earn bitcoin when you shop online
Google Opinion Rewards - Answer quick surveys and earn Google Play credits with Google Opinion Rewards.
Freebird - Freebird is a cashback and shopping rewards platform that allows anyone to participate at no cost.
Receipt Hog - A fun and rewarding way to turn everyday shopping receipts into cash.
Earny.co - Win prizes on Amazon purchases
FreeMyApps - FreeMyApps lets you get rewarded for watching cool videos, playing fun games, and trying new apps.