21 Minute Timer

Simple, free, and easy to use

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Quick Start Guide

Click 'Create Timer' to add a new timer

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Set duration and give it a descriptive name

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Choose alert sound and repeat options

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Click 'Set Timer' to start counting down

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Pause, resume, or delete timers as needed

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Set timers to restart automatically if needed

About the 21 Minute Timer

The 21 minute timer is optimal for substantial work requiring deep focus and concentration. This duration aligns with natural attention spans while providing enough time to make significant progress on complex projects and learning activities.

Popular uses for 21 Minute timer

Common Uses

  • Extended focus sessions
  • Meal preparation
  • Workout routines
  • Team meetings
  • Learning sessions
  • Creative work
  • Project reviews

Tips

  • Ideal for deep work sessions
  • Sufficient time for complex tasks
  • Take a short break after to maintain productivity
  • Perfect for time-boxing important activities

Key Benefits

  • Enables deep, uninterrupted focus
  • Perfect for complex problem-solving
  • Matches natural energy cycles
  • Sufficient for meaningful skill practice
  • Helps prevent burnout with clear endpoints