Instructions are in the help section. NOTE; when you click the volume button, it will mute instantly, but you need to hold it down for it to go to full volume. It will be fixed in the future. V1.0 release V1.1 bug fixes and 'Game over' message V1.2 Official game thumbnail V1.3 bug fixes V1.4 Added credits screen V1.5 official release (no longer early access) V1.6 added basic scoring (not cloud)
Credits are in-game.