Certain games give out cash prizes or rewards for beating certain levels, getting great scores, or taking part in competitions and tournaments. Through participation in these different acrummy downloadingtivities, users can earn money over time without having to pay for anything up front. Also, by inviting friends and family to join the platform, users can earn extra money through referral programs offered by certain game apps. Depending on what the new user does within the app, you might get paid a commission or bonus when they sign up using your referral code or link.