What's New

Fix the timing error

App Description

This is an application that can exercise your brain's reaction ability, and can train your reaction ability. You need to find the square with the same color as the progress bar. The difficulty of each level will become greater and greater, and it requires a focused spirit. Come and challenge!

iPhone Screenshots

(click to enlarge)

Fast Decider screenshot 1 Fast Decider screenshot 2 Fast Decider screenshot 3 Fast Decider screenshot 4

App Changes

  • August 14, 2020 Initial release
  • August 15, 2020 New version 1.0.1