Online Stopwatch - Precision Timing

Professional stopwatch with millisecond precision, lap timing, and modern interface. Perfect for sports, workouts, and timing activities.

Space Start/Stop
L Lap
R Reset
00:00:00
.000
Ready

Stopwatch Features

Millisecond Precision

Accurate timing down to milliseconds for precise measurements.

Lap Timing

Record multiple lap times for races and interval training.

Keyboard Shortcuts

Quick controls with Space, L, and R keys for efficient operation.

Mobile Friendly

Works perfectly on all devices with touch-friendly controls.

Perfect for Various Activities

Sports & Athletics

  • • Track running times and splits
  • • Swimming lap timing
  • • Cycling interval training
  • • Race timing and records

Fitness & Training

  • • HIIT workout timing
  • • Rest period measurement
  • • Exercise duration tracking
  • • Circuit training intervals

Work & Productivity

  • • Meeting duration tracking
  • • Task completion timing
  • • Presentation rehearsal
  • • Time management studies

Games & Competitions

  • • Speedrun timing
  • • Puzzle solving contests
  • • Board game turns
  • • Quiz competitions