Gravity Runner is a free-to-play running game developed by GT Action Games for Android devices. In this game, your objective is to run through the path, collect neon, jump and slide through obstacles, and tilt your device to change the direction of your transformer. The game features realistic physics, real 3D environments, and smooth tilt controls. You can upgrade your transformers, explore new missions with every upgrade, and beat your friends on the leader board and Google Plus.

The game comes with different transformers to upgrade and run and has Google Play Game Services integrated for leaderboards and achievements. You can unlock new achievements to challenge your friends on the leader board and share the game on Facebook and Google Plus. The game is suitable for all age groups and is compatible with all mobile devices of Android phones and tablets above 2.2 and up. If you have any installation problems, report them to the developer instead of giving negative feedback, and they will try to fix it as soon as possible.

Overall, Gravity Runner is an enjoyable running game that offers a unique twist to the genre. The game's smooth controls, realistic physics, and fast gameplay make it an excellent choice for anyone looking for a fun and challenging game.