A free app for Android, by am 600.
This app is designed to help you determine if your device is compatible with USB OTG (USB on the Go).
How does it work?
The app scans the device to check if it supports USB OTG. If it does, it will display a notification to let you know. If it doesn't, it will give you an explanation and suggestions on how to get it working.
You can also try to connect to a device that doesn't work. You will get the same results.
This app doesn't provide any kind of formatting or editing capabilities. It's only compatible with devices that support USB OTG.
How to use it?
Just install the app and launch it.
