FlightCar - Free airport parking by renting your car to fellow members
Card Curator - Win credit card rewards, points, and miles game
Google Flights - Find cheap flights in seconds, explore destinations on a map, and sign up for fare alerts on Google Flights.
Sweatcoin - Get paid to get fit with the app that rewards you for movement.
AwardCat - Make your miles easy to use ✈️
Gameflip - Buy and sell video games from people not companies