Stop Watch

1. Click the Start button.
2. To use lap times, click the Lap button.
3. To stop, click the Stop button.
4. You can download or copy the lap history data.

Screen Layout

• Main Display: Shows current time in "minutes:seconds.milliseconds" or "hours:minutes:seconds" format
• Control Buttons: For timer operations (start, stop, reset, lap, etc.)
• Lap Time Table: Displays recorded lap times in a list

Basic Operations

• Start/Stop: Click the "Start/Stop" button to begin the timer. Click again to pause.
• Reset: When paused, click the "Reset" button to clear all timer and lap records.
• Lap Recording: While the timer is running, click the "Lap" button to record lap times (showing lap number, lap time, total time, and difference).

Additional Features

• Countdown Mode: Toggle to countdown mode with the "Countdown" button. Set any duration in seconds using the input field.
• Display Format: Switch between time formats (with milliseconds or hours:minutes:seconds) using the "Toggle Format" button.
• Dark Mode: Toggle between light and dark modes with the "Dark Mode" button.
• Fullscreen Mode: Click the "Fullscreen" button to enlarge the timer display.

Lap Time Operations

• Copy: Copy recorded lap times as text.
• CSV Download: Download lap times in CSV format for use with spreadsheet software.

Additional Notes

• In fullscreen mode, the background color automatically adjusts based on your current display mode (light/dark).
• The "Difference" column shows the time difference (in milliseconds) from the previous lap.

Recommended Uses for This Tool

• Sports timing (running, swimming, etc.)
• Presentation and lecture time management
• Test and exam timing
• Work and task time recording/analysis
• Pomodoro timer for remote work