20 Second Countdown Timer – Free Online Timer

20 Second Timer

00:20
Ready to start

Perfect for Various Activities

  • Fitness: High-intensity interval training, plank holds, rest periods
  • Productivity: Pomodoro breaks, focused work sprints, micro-breaks
  • Cooking: Timing sauces, checking doneness, resting meat
  • Meditation: Short breathing exercises, mindfulness moments
  • Gaming: Turn timers, reaction challenges, speed rounds
  • Education: Quiz questions, presentation timing, activity breaks

Features

  • Precise countdown with visual progress indicator
  • Multiple preset times for quick access
  • Custom time setting from 1 second to 1 hour
  • Various sound alerts or silent mode
  • Auto-repeat functionality for continuous cycles
  • Large, easy-to-read display
  • Works offline once loaded
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