A free app for Android, by GO Dev Team.
If you are tired of typing in a foreign language keyboard, or if you want to improve your writing skills and make them more fluent, then you should definitely check out the German Keyboard for GO Keyboard. Not only that, but this application can also help you to learn how to speak a certain language, and even more, it will allow you to learn how to write and speak correctly.
The main advantage of this application is that it will allow you to type in a language that you have never written before. The app will translate your words and your text into the desired language, so you will not have to worry about spelling and grammar.
It is very easy to use, and you will not need to learn any new vocabulary, grammar, or spelling rules.