Free Online Stopwatch with Lap Timer

Accurate online stopwatch with millisecond precision, lap timer, and split times. Perfect for running, swimming, fitness training, and sports. No download needed - start timing instantly!

Millisecond Precision
Unlimited Laps
100% Free
00:00.00
▶️ Click Start to begin

Stopwatch Features

  • Millisecond precision timing
  • Unlimited lap timer functionality
  • Fastest & slowest lap tracking
  • Perfect for running, swimming & fitness
  • No download or installation needed
  • 100% free online stopwatch

What is an Online Stopwatch?

An online stopwatch is a web-based timing tool that measures elapsed time with precision accuracy. Unlike traditional physical stopwatches, our digital stopwatch runs directly in your browser, requiring no app download or installation. It's perfect for timing workouts, races, cooking, studying, and any activity that requires accurate time tracking.

Our free online stopwatch features millisecond precision, unlimited lap timing, and automatic tracking of fastest and slowest laps - making it ideal for athletes, coaches, and fitness enthusiasts who need professional-grade timing tools.

How to Use the Online Stopwatch with Lap Timer

1

Start Timing

Click the Start button to begin the stopwatch. Time will be displayed with millisecond precision.

2

Record Lap Times

Click the Lap button to record split times. Perfect for tracking multiple rounds, sets, or intervals during training.

3

Pause & Resume

Click Pause to stop timing temporarily, then click Start again to resume.

4

Reset

Click the Reset button to clear all times and start fresh.

Key Features of Our Stopwatch Timer Online

⚡ Millisecond Precision

Track time with professional stopwatch with milliseconds accuracy for sports and competitive training.

🏃 Lap Timer Functionality

Record unlimited laps with automatic fastest/slowest lap detection. Perfect as a lap timer for running and interval training.

🌐 Web Based Stopwatch

Works on any device with a browser. No app download required - just open and start timing immediately.

💰 100% Free Online Stopwatch

Completely free with no hidden costs, ads-free timing experience, and unlimited usage.

📊 Split Time Tracking

View lap times and total elapsed time simultaneously with color-coded performance indicators.

📱 Responsive Design

Perfect for mobile, tablet, and desktop. Use it at the gym, track, pool, or kitchen.

Perfect Uses for This Online Timer Stopwatch

🏃‍♂️

Running & Track

Perfect running stopwatch online for lap times, interval training, and race practice.

🏊‍♀️

Swimming

Use as a swimming stopwatch timer to track lap times and improve your stroke efficiency.

💪

Fitness & Gym

Ideal fitness stopwatch online for HIIT workouts, circuit training, and rest periods.

🚴

Cycling

Track cycling intervals, hill climbs, and time trials with precision lap timing.

🍳

Cooking & Baking

Time multiple dishes simultaneously with lap timer functionality for complex recipes.

📚

Study Sessions

Track study time, breaks, and productivity sessions with detailed time logs.

Frequently Asked Questions

How to use an online stopwatch?

Simply click the Start button to begin timing, use the Lap button to record split times, Pause to stop temporarily, and Reset to clear all times. Our online stopwatch is intuitive and requires no setup.

Where to find a free stopwatch?

You've found it! Our free online stopwatch is completely free with no registration required. Just visit this page and start timing.

How to measure lap times accurately?

Click the Lap button at the end of each interval or round. Our lap timer automatically calculates individual lap times and highlights your fastest and slowest performances.

What is the best online timer?

The best online timer depends on your needs. For precise time tracking with lap functionality, our stopwatch is perfect. For countdown timing, check out our countdown timer tool.

How to time with stopwatch accuracy?

Our digital stopwatch uses high-precision JavaScript timers for millisecond accuracy. For best results, ensure your device has a stable internet connection and avoid running resource-intensive apps in the background.

Need More Timing Tools?

Explore our other free timing and productivity tools