Instant Recognition
beta
Pause / Options
Ready?
Instructions
Listen to the sound, do not count!
Press Space at any time to pause the game, or click the Pause / Option button.
×
Game Paused
Pitch (Hz)
700 Hz
750 Hz
800 Hz
850 Hz
900 Hz
WPM
5
13
15
20
Symbol pause
1 second
2 seconds
5 seconds
Active symbols
Remove symbol
Add symbol