OTG USB Host Checker

Let’s check if your smartphone can connect directly to an external accessory!


USB OTG (USB On The Go) makes it possible for devices to connect directly to each other.
such as storage, keyboards, musical instruments and so on.

But unfortunately many smartphones are not compatible with USB OTG.
And it’s difficult to check if your smartphone can work with it.


But we made a super easy tester!

Let’s check if your smartphone is compatible with USB OTG!


*Share diagnostics information with us*

To help us improve our product, you can let this app send us information about diagnostics and how it’s working.
We collect this information anonymously and isn't associated with your any Accounts.