Sprint Timer: Run Stopwatch

Time sprints, laps and intervals with running stopwatch built for athletes

Sprint Timer is the most accurate sprint stopwatch, lap timer, and interval timer for Android. Time your 100m, 200m, 400m sprints to 0.01 second precision in seconds.

Whether you're a track athlete, a coach, or just doing speed work, Sprint Timer turns your phone into a precision sport timer.

▶ MAIN FEATURES
• Sprint timer — 0.01 second precision stopwatch
• Lap timer — record split times automatically
• Interval timer — work/rest configurable
• Sprint history — log times per session
• Voice countdown — hands-free start
• Big readable numbers for outdoor use
• Audio + vibration on lap and finish
• Auto-stop at preset distance/time
• Dark mode for stadium and indoor use
• Works fully offline — no account, no ads block

▶ HOW TO USE
1. Open Sprint Timer and choose mode (sprint, lap, or interval)
2. Tap Start or use voice countdown "3, 2, 1, GO"
3. Tap Lap to record split times
4. Tap Stop to log the final time

▶ WHO USES SPRINT TIMER
• Track and field athletes timing 100m, 200m, 400m
• Sprint coaches measuring athlete progression
• Football and rugby players running 40-yard dash
• Swimmers timing 50m and 100m intervals
• HIIT athletes running configurable intervals
• Crossfit athletes timing AMRAP and EMOM
• PE teachers running fitness tests
• Combine prospects timing 40-yard dash
• Cyclists timing flying 200m
• Speed skaters logging lap times

Replace expensive sport stopwatches with a tool you already carry. Sprint Timer is fast, accurate, and free.