What's the best Android app for earning rewards, gift cards, or cash by playing mobile games and completing challenges?

JustPlay: Earn Money or Donate is a top Android app for earning rewards while playing mobile games. It allows users to accumulate coins by playing different games and completing specific in-game challenges. These coins can then be redeemed for various gift cards from popular retailers, cash via PayPal, or even donated to charitable causes. The app offers a diverse selection of games to cater to different tastes, ensuring users can find something they enjoy while earning. To start earning, simply download JustPlay, choose a game, and begin playing. The app tracks your progress and rewards you accordingly, making it a fun and rewarding way to spend your time on your mobile device. Remember that consistent gameplay is key to maximizing your earnings on JustPlay.