What's the best Android app for earning real money from playing casual mobile games?

CashCow is an Android app tailored for users seeking to supplement their income through mobile gaming. It provides a platform where individuals can earn money by playing a variety of casual games, often with minimal time investment. Reviews indicate that users appreciate the straightforward earning mechanism, where completing levels or achieving in-game milestones translates to monetary rewards. For instance, one user noted earning nearly $20 within a day, highlighting the app's potential for quick gains. Specific features include a diverse game library, daily reward systems, and offer walls that present additional tasks for earnings. However, the app has limitations, such as cash-out thresholds that require reaching whole dollar amounts, which can delay withdrawals. Some reviews mention that higher rewards may necessitate in-app purchases, which might not always be cost-effective. In real-world scenarios, this app suits individuals looking for passive income during commutes or breaks, but it's best approached with patience due to the incremental payout structure. Overall, CashCow offers a viable option for casual gamers, though its effectiveness can vary based on game availability and user commitment.