While the name suggests "30," these tools typically allow users to force their screen to operate at specific refresh rates—commonly locking them at —regardless of the game’s default configuration. This is particularly useful for devices that cap frames at 60Hz in games despite having a 90Hz or 120Hz screen.
While tools like RC Modz can improve performance, they come with significant risks that users should be aware of: refresh rate changer 30 by rc modz apk install