Adobe Acrobat DC - Make your job easier with Adobe Acrobat DC, the trusted PDF creator. Use Acrobat to convert, edit and sign PDF files at your desk or on the go.
Google Opinion Rewards - Answer quick surveys and earn Google Play credits with Google Opinion Rewards.
Wondershare PDFelement - All-in-one PDF editor
Receipt Hog - A fun and rewarding way to turn everyday shopping receipts into cash.
Foxit Reader - Foxit Reader is a free and light-weight multi-platform PDF document viewer.
FreeMyApps - FreeMyApps lets you get rewarded for watching cool videos, playing fun games, and trying new apps.