SMALL EXPERIMENT FOR YOUR DAY
When your mind sharp pass?
Morning, afternoon, or one more game? Try quick reaction round at different times over a few days. Make your own pattern show.

1 · Try one round
Wen di circle turn green, touch am sharp-sharp. No touch am before time.
One round to practise, den 10 rounds wey dem time (around 1 minute). Touch am, click am, or press Space. If you change tab, di run go end.
2 · Watch your pattern grow
Your first point dey wait for you
Finish one round above to start your chart. One run no fit tell you which time work best.
Rounds saved for this browser: 0
3 · Leave reminder for yourself
Download calendar file for one short round every day for one week. Import am into your calendar and choose another time for a later week. Calendar apps control alerts; this page no send notifications.
One day no dey enough to show pattern
Use the same device and input, with similar light and body position. Try different waking hours over several days. Practice, sleep, distraction and screen delay fit all change your result. No stay awake just to collect late-night point.
The ideas behind this tool
Body clock timing, how long you don dey awake and personal preferences fit affect performance. This short task no fit separate those influences or identify your biological clock. The chart dey describe your taps, no be your overall mental ability.
Sources checked 5 November 2026 · By the Helibrain team