What are some alternatives?
When comparing SpeedRunners and Geometry Dash, you can also consider the following products
Bit.Trip Runner - BIT.TRIP RUNNER is the fastest, most exhilarating music/rhythm-platformer to hit Steam!
Super Mario Run - The mobile Mario game you can play with one hand!
The Impossible Game - Official website for the super-addictive and very, very hard platform game.
Canabalt - The classic, side-scrolling, retro-themed endless runner game.
Chameleon Run - Chameleon Run is a fast and challenging endless runner with a colorful twist.
Super Hexagon - Super Hexagon is a minimal action game by Terry Cavanagh, with music by Chipzel.