Soundtrap - The online DAW out of Beta

It is made to work cross platform and of course for Android as well. This  is maybe no surprise as it is cloud based. There is a possibility to use it for free but with the limitation of five projects and some smaller limitations... but it is great if there is a need to collaborate with someone and it is in difference to Audiotool more for recording than midi and sound generators.
So if there is a steady internet connection this is one of the more complete apps there is for Android!
To read more:
https://www.soundtrap.com/