ECO
com.tagongogames.ecohd
FreeContains adsEveryone
Launch numbers
10+Installs
n/aRating
Aug 29, 2026Released
Oct 22, 2026Updated
What it is
Four circles, each with its own tone, wave and vibration. Listen and repeat.
ECO plays you a sequence. You play it back. Every level adds one more step andthe playback gets a little faster.That is the whole game. What makes it ECO is how each circle tells you who itis.THREE CHANNELS, ONE MEMORYEvery circle is three things at once, not one:• A TONE — Do, Mi, Sol and high Do. Four notes of a pentatonic scale, so any sequence the game throws at you still sounds like music instead of an alarm.• …