Are you confident of your concentration?
“equivalence” will train your concentration and reaction speed, in less than a minute!
The rule is simple: Tap the pair of the same numbers as fast as possible, to open the gate.
>Time Attack mode Open 10 gates as fast as possible! You will only need 30 seconds of your free time!
>Endless mode Challenge opening as many gates as possible! Countdown clock is ticking, but the remaining time increases each time you open the gate.
>Online ranking Take part in the world ranking. The daily ranking is also available.
>Twitter You can directly send your record to Twitter. The hashtag, “#equivalence” is added automatically. You can also find other players with this hashtag!