Switch Four

Tap a tile to switch the color of its neighbors. Goal is to fill the whole board with a single color as fast as you can.


Features:
 - Totally free (and thoroughly tested).
 - Four game difficulties.
 - Calm in-app music.
 - Option to mute sounds before anything is played.
 - User interfaces matches phone accent color.
 - Scoreboards showing best times for each difficulty.
 - Detailed statistics of your playing.