A free app for Android, by Nextappsgen.

With the help of the USB OTG Checker app, you can determine whether your device is compatible with USB OTG devices. Your device can connect different USB devices like flash drives, external hard drives, game controllers, and more thanks to the USB OTG app.

In cases wherein you need to transmit data or connect additional peripherals to your smartphone, this app makes it simple to find out if your device supports this feature.

The app was built with simple functions so you can just focus on figuring out if our devices can be connected to each other.

Get this app from the Google Play Store.