A free program for Android, by Kunzisoft.
Keyboard Switcher is an open-source, cross-platform keyboard switching tool, that allows you to switch between several different keyboards, such as the English and Spanish keyboards. This tool allows you to switch between several different keyboards in a quick and easy way, thanks to a floating button on the screen, a shortcut, or a notification. This program makes it simple to switch keyboards if your device's operating system or keyboard lacks an effective method. It's simple to make the move with system-managed notifications! The app offers s smooth and easy-to-navigate interface making it super convenient to use. What are you waiting for? Simply install the app to get your started and you're good to go!
