There are several game apps that offer opportunities to earn real money or rewards:

Swagbucks: While not solely a gaming app, Swagbucks offers various ways to earn money, including playing games.

Mistplay: This app rewards users for playing mobile games. You earn points which can be redeemed for gift cards. For more information please visit ok win

Lucktastic: Lucktastic is a scratch card app where you can win cash and prizes by playing virtual scratch-off cards.

HQ Trivia: This is a live trivia game show app where you can win real cash prizes by answering trivia
questions correctly.

Gamehag: Gamehag allows you to earn rewards by playing games, completing tasks, and participating in other activities.

Big Time Cash: In this app, you can play various mini-games for a chance to win cash prizes.
CashPirate: CashPirate rewards users for trying out new apps and games, completing surveys, and other tasks.

Sweatcoin: While not a traditional gaming app, Sweatcoin rewards users for physical activity by converting steps into a digital currency that can be redeemed for various rewards, including cash.
Remember to review the terms and conditions of each app to understand how you can earn and redeem rewards, as well as any eligibility requirements or restrictions.