Work with your natural rhythm

90 Minute Pomodoro Timer

Our 90-minute pomodoro timer aligns with your body's natural ultradian rhythm - the 90-120 minute cycles that govern your energy and focus throughout the day. This science-backed duration maximizes productivity while respecting your natural rhythms.

Start 90 Min Timer

Free to use, no account required

The Ultradian Rhythm

Our 90-minute pomodoro timer aligns with your body's natural ultradian rhythm - the 90-120 minute cycles that govern your energy and focus throughout the day. This science-backed duration maximizes productivity while respecting your natural rhythms.

Ideal For

  • Deep creative work and innovation
  • Complex research and analysis
  • Major writing projects
  • Advanced problem-solving
  • Intensive learning sessions

Key Features

  • 🌊
    Natural Rhythm
    Align with your body's 90-minute cycles
  • 🔬
    Science-Backed
    Based on sleep and productivity research
  • 🚀
    Maximum Potential
    Unlock your peak performance capacity

The Science Behind Timed Sessions

Research shows that working in focused bursts, followed by short breaks, can significantly enhance productivity and concentration. This method leverages the brain's natural attention span, helping to maintain high levels of focus while reducing mental fatigue.

Key Benefits Supported by Research:

Try Different Timer Lengths

Find your perfect focus duration

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55
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Hardcore
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