[purjolok]

For rooted Android phones, there's ACC:

https://f-droid.org/en/packages/mattecarra.accapp/

[Semaphor]

That is AccA though, the unofficial frontend.

You still need the actual acc app: https://github.com/VR-25/acc/

[ewoodrich]

It's also a setting supported natively on Samsung devices.

[imp0cat]

I suspect it's mostly because of the exploding Note fiasco. But it's a great option to have.