Like Gravity Runner, but without jumping – a single touch sends you from floor to ceiling or vice versa.

Monorace

Time moves faster as you approach the right-hand side of the screen. This is important.

It may not look great in screenshots, but it’s actually pretty brilliant. There are a ton of pre-defined levels where you need to be as fast as possible, rather than just get to the end, and an endless mode.

All three side-scrollers I’ve blogged about today are great, but this is the one I spent most time with over the weekend – and by quite a long way.