A free program for Android, by Apedroid.

Want to try External Keyboard Helper Pro without paying first? Then try this demo version. With this app, it has all the functionalities of the Pro version except for the spacebar which types out that you are using a demo version.

Take full control of your USB or bluetooth keyboard with this wonderful app. Add shortcuts to specific keyboard functions to better improve your workflow capabilities such as opening an app or doing a specific function.

Change your keyboard language easily with this simple keyboard functionality app.

Finally add text strings to your processes for repeated phrases that you need.