SPHEX

It's a simple survival/runner game based on how long you can survive.

Very hard, physics based, simple controls, repetitive gameplay to train your ability.

Get it on Google Play: https://play.google.com/store/apps/details?id=com.VitalyN.SPHEX

You can play PC web demo here: SPHEX.VitalyN.xyz

Controls: mouse (like on mobile screen) or gamepad, but not all functionality is available with it yet.