Can you feel one second without watching a clock?
Tap to start, then tap again to stop. Or press, hold, and release. Second Sense shows how early or late you were.
Start with one second, choose a target from 1 to 60 seconds, or try a fresh set of daily challenges. Turn on Assist when you need a guide.
Explore recent sessions, timing trends, and personal bests to discover your patterns and consistency.
Choose from a range of visual themes. Some themes are available as separate one-time purchases.
Time by feel. Try daily challenges and explore your timing patterns.