Coddle Sleep Cycle

Bedtime & Wake Up Calculator

Only for iPhone

Free · Designed for iPhone. Not verified for macOS.

iPhone

Plan bedtimes and wake times that line up with your 90-minute sleep cycles. Wake up between cycles, not in the middle of one. Calm, focused, no fluff. Coddle is a calm sleep planner built around the 90-minute sleep cycle, so you wake up between cycles instead of in the middle of one — refreshed, not groggy. Pick a wake time and Coddle shows the bedtimes that land on a clean cycle. Going to bed now? Tap once and Coddle picks the smartest wake times. That is the entire flow — no scrolling, no upsells, no popups. KEY FEATURES • Sleep cycle calculator for bedtime from a wake target • Wake-up calculator for sleeping now or at a chosen bedtime • 4, 5 and 6 complete cycles with their total sleep duration • Adjustable fall-asleep buffer (default 15 minutes) • Sleep diary to log bedtime, wake time and how you felt • Stats view to see weekly sleep duration and quality trends • Soothing indigo night theme, easy on tired eyes DESIGNED FOR HUMANS WHO ACTUALLY SLEEP Coddle is a small, focused tool, not a sleep tracker that wants your microphone or your heart rate. There is no account, no sync, no advertising. Open it, plan, sleep. PRIVACY No tracking. No accounts. Your diary entries live on your device.

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The developer, Linh Phan Nhat Khanh, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Seller
    • Linh Phan Nhat Khanh
    Size
    • 572.4 KB
    Category
    • Health & Fitness
    Compatibility
    Requires iOS 17.0 or later.
    • iPhone
      Requires iOS 17.0 or later.
    • Mac
      Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    • English
    Age Rating
    4+
    Copyright
    • © 2026 PNKL