OTOGE trainer is a rhythm game training app for iOS. Record yourself playing using the "Screen Recording" function of iOS. You can use that video to repeatedly practice the songs you have difficulty with. The features have been kept to a minimum in order to make it "easy" and "comfortable" to use. Features - Versatile UI, compatible with any game - UI that does not interfere with practice - Easy operation for AB repeat, slow playback, and moving the playback position - No advertisements Caution This application does not compress the size of the video because it is designed to be used and discarded after the song has been played. The screen recording videos take up storage space, so please delete them when you are done with them. (You should also delete them from “Recently Deleted Items” to free up storage space.) FAQ Q. How can I get videos for practice? A. Record a video of the game you want to practice on your iPhone/iPad. Q. How do I record? A. Activate the "Screen Recording" function from the Control Center to record Q. I can't find the "Screen Recording" button in the Control Center. A. Go to "Settings" > "Control Center" to add a control Supported Models - iPhone with iOS 17.0 or later - iPadOS 17.0 or later iPad