Lune: Period & Cycle Tracker

Ovulation & Fertility Calendar

Only for iPhone

Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.

iPhone

Know your cycle, know yourself. Predict your next period, fertile window and ovulation — private, on your device, with no account. Lune is a calm, private period tracker. Log your period, symptoms and mood in seconds, and see exactly where you are in your cycle. YOUR CYCLE AT A GLANCE A single ring shows today, your period and your fertile window. Know how many days until your next period, your cycle day and the phase you're in — with a short, practical tip for each phase. PREDICTIONS THAT LEARN Tell Lune when your last period started and how long your cycle usually is. Every time you tap "Period started", predictions for your next period, fertile window and ovulation get sharper. LOG IN SECONDS Flow, cramps, headache, bloating, acne, fatigue, tender breasts and mood — tap, save, done. Logged days are marked on the calendar. CALENDAR See past periods, predicted periods, fertile days and estimated ovulation month by month. GENTLE REMINDERS Get a heads-up two days before your period is due. PRIVATE BY DESIGN No account, no ads, no tracking. Your data stays on your device. Lock Lune with Face ID, export your data or delete it anytime. LUNE PRO • Deep cycle insights: symptom patterns across your cycle phases • Smarter predictions that learn from your recorded cycles • Doctor report: share a PDF summary in one tap • Partner sharing: keep your partner in the loop on key days Lune Pro is available as a monthly or yearly auto-renewable subscription. The yearly plan may include a free trial. Payment is charged to your Apple ID at confirmation. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your App Store account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://functional-thrill-31c.notion.site/Lune-Privacy-Policy-3e7f8e9da76b81c38200e2d68410a17d Lune is not a medical device, is not a substitute for medical advice and must not be used as contraception.

Ratings & Reviews

  • This app hasn’t received enough ratings or reviews to display an overview.

The developer, Mehmet Akif ERGANI, 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

    Accessibility

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

    Information

    Seller
    Mehmet Akif ERGANI
    Size
    2 MB
    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
    9+
    In-App Purchases
    Yes
    • Lune Pro Monthly $6.99
    • Lune Pro Yearly $39.99
    • Learn More
    Copyright
    © 2026 Mehmet Akif Ergani
  • Privacy Policy

    • More by Mehmet Akif ERGANI