What's the best Android app for lowering ping and reducing lag in mobile games?

FKey is an Android application tailored for gamers seeking to improve online performance by minimizing network latency and ping. The app functions as a VPN booster, routing game traffic through optimized servers to reduce lag spikes and stabilize connections. Key features include a completely free service with no advertisements, a selection of VPN locations to match user geography for the lowest possible ping, and regular updates that add support for new games based on community requests. For instance, players in competitive titles like PUBG Mobile or Call of Duty: Mobile can manually pick servers closer to game hosts, which reviews indicate often results in smoother gameplay. Users report that FKey effectively cuts down ping when configured correctly, with one noting it 'actually works' without intrusive ads. However, the app's effectiveness can depend on external factors such as local internet infrastructure, and some may find the manual server selection slightly cumbersome compared to automated solutions. In real-world scenarios, it's particularly useful for gamers in regions with inconsistent connectivity or those participating in latency-sensitive matches. While not a magic bullet for all network issues, FKey offers a straightforward, cost-free tool for enhancing gaming experiences, backed by responsive development that addresses user feedback.