Tools for Sports & Athletics
7 toolsBrowser-based tools for athletes, coaches and active people. Time laps and intervals to the millisecond, train reaction speed, run breath-pacing exercises, count down to events — all without installing anything.
Online Stopwatch
Precise online stopwatch with laps, splits, sparkline and shareable link
Online Chess Clock
Free chess clock for two players on one device — Bullet, Blitz, Rapid, Classical with Fischer, Bronstein and delay modes.
Kitchen Timer
Set multiple cooking timers with preset recipes and sound alerts.
Reaction Time Test
Measure your reaction speed in visual, audio, and reflex modes with millisecond precision.
Breathing Exercise
Guided breathing exercises — Box Breathing, 4-7-8, Wim Hof and 5 more techniques with visual timer.
Countdown to Date
Live countdown timer to any date with themes, full-screen and shareable link
Running Pace Calculator
Enter a distance and the time it took to get your pace, speed and predicted race finish times.
