# Luna: Private Period Tracker — Cycle, Ovulation & Fertility > Private, offline menstrual cycle and ovulation tracker with on-device data encryption. (iPhone/iPad app by Md Ruhul Amin Rahat.) - Source: https://appshunter.io/ios/app/luna-private-period-tracker/id6806099850 (this page in markdown: same URL + `.md`) - Developer: [Md Ruhul Amin Rahat](https://appshunter.io/developer/6806099852) - Category: Health & Fitness - Price: Free with in-app purchases - Rating: 5.00/5 from 2 App Store ratings - Age rating: 12+ - Requires: iOS 15.5 · 79 MB - Languages: American English - Released: 2026-09-15 - Data updated: 2026-10-14 - Monetization: free with in-app purchases ## What is Luna? Luna is the private, offline-first menstrual cycle, period, and ovulation tracker designed with one unbreakable rule: your intimate health data belongs exclusively on your device. Most cycle apps force you to create an account, upload your personal history to remote cloud servers, and monetize your habits. Luna is built differently: ◆ 100% ON-DEVICE PRIVACY & ZERO ACCOUNT REQUIRED • No email, phone number, or account creation needed to begin. • All cycle logs, symptoms, moods, and notes are encrypted locally with hardware-backed encryption. • Zero third-party ad networks, zero analytics trackers, and zero data brokers. ◆ CYCLE, PERIOD & FERTILE WINDOW FORECASTING • On-device algorithmic estimates for period start dates, fertile windows, and ovulation phases. • Adaptive cycle length tracking that learns from your natural patterns. • Clear phase breakdowns (Menstrual, Follicular, Ovulation, Luteal) with practical daily insights. ◆ DAILY SYMPTOM & WELLNESS LOGGING • Log flow intensity (Spotting, Light, Medium, Heavy) with one tap. • Track symptoms: cramps, headaches, bloating, mood swings, fatigue, breast tenderness, and skin changes. • Record wellness notes, intimacy, energy, sleep, and custom daily check-ins. ◆ ENCRYPTED CLINICIAN PDF REPORTS • Export multi-page, formatted cycle health summaries for your OB-GYN or healthcare provider. • Includes cycle variability metrics, symptom frequency distributions, and timeline charts. ◆ SECURE PARTNER SYNC • Keep your partner informed without compromising your data sovereignty. • End-to-end encrypted QR-code pairing shares only the cycle phases and dates you choose. ◆ BEAUTIFUL, CALM, INTUITIVE DESIGN • Clean Apple-inspired aesthetic free from pink clichés and intrusive popups. • Biometric App Lock (Face ID / Touch ID) and discrete app icon options. ---------------------------------------- MEDICAL & CONTRACEPTIVE DISCLAIMER ---------------------------------------- Luna is designed for menstrual cycle tracking, wellness logging, and educational awareness. Predictions for cycle phases, fertile windows, and ovulation dates are estimates and should NOT be used as a form of birth control, natural family planning, or contraception. Luna is not a medical device, diagnostic tool, or a substitute for professional medical advice, diagnosis, or treatment. Always consult your doctor or a qualified healthcare provider regarding any health concerns or before making any medical decisions. ---------------------------------------- SUBSCRIPTION & PRIVACY TERMS ---------------------------------------- • Luna offers optional Pro subscriptions and lifetime passes to support private, independent development. • Subscriptions automatically renew unless auto-renew is disabled at least 24 hours before the end of the current period in your Apple ID Account Settings. • Privacy Policy: https://trackluna.com/privacy-policy • Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ## Key features - 100% on-device privacy - No account required - Cycle, period, and fertile window forecasting - Daily symptom and wellness logging - Encrypted clinician PDF reports - Secure partner sync ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Luna Premium Monthly | $4.99 | per month | | Luna Premium Annual | $24.99 | per year | **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Luna Lifetime Pass | $39.99 | one-time | ## Is Luna safe? Not enough ratings yet to assess Luna. ## Is Luna legit? Luna: Private Period Tracker has limited verification signals. The AppsHunter Legitimacy Score for Luna is 58 out of 100 points across 7 verification signals from App Store and developer data. ## Frequently asked questions about Luna ### What is Luna? Luna is a private, offline-first menstrual cycle, period, and ovulation tracker. It focuses on keeping your intimate health data exclusively on your device, without requiring an account or uploading to remote servers. ### Does Luna have ads? No, Luna does not contain any third-party ad networks, analytics trackers, or data brokers. It is designed to be completely ad-free and privacy-focused. ### How accurate are Luna's predictions? Luna uses on-device algorithmic estimates for period start dates, fertile windows, and ovulation phases. These predictions are adaptive and learn from your natural patterns, but should not be used as a form of birth control. ### Can I share my data with my partner using Luna? Yes, Luna offers a secure partner sync feature. It uses end-to-end encrypted QR-code pairing to share only the cycle phases and dates you choose, without compromising your data sovereignty. ### What kind of health data can I log in Luna? You can log flow intensity, symptoms like cramps, headaches, and mood swings, as well as wellness notes, intimacy, energy, sleep, and custom daily check-ins. ### Can I export my health data from Luna? Yes, Luna allows you to export multi-page, formatted cycle health summaries for your healthcare provider. These reports include cycle variability metrics, symptom frequency distributions, and timeline charts. ### What devices does Luna support? Luna is available for iPhone, iPad, and iPod. It features biometric app lock (Face ID / Touch ID) and discrete app icon options for added privacy. ### How often is Luna updated? The latest version of Luna is 2.0.12, which was last updated on September 18, 2026. Updates typically focus on enhancing privacy features and improving forecasting accuracy. ## Version history (last 4 releases) ### 2.0.16 — 2026-10-06 What’s New in This Version: • 100% On-Device Privacy: Your intimate cycle data never leaves your iPhone. • Intelligent Cycle & Fertile Window Predictions: Accurate planning without cloud tracking. • Fast Two-Tap Logging: Track flow, symptoms, and moods in seconds without bloated surveys. • Clinician PDF Reports: Multi-page health summaries ready for your doctor appointments. • Encrypted Partner Sync: Private QR-code sharing without exposing personal notes. ### 2.0.13 — 2026-09-29 Big Update: Free Partner Sharing is Here! • 100% Free Partner Sharing: Sync cycles with a partner via secure QR code! • Discreet Notifications: Keep lock-screen reminders private with custom generic text. • Smart Reminders: Stay on track with hydration, contraception schedules, and hygiene timers. • Help & Feedback: Added dedicated screen to report issues or share suggestions. ### 2.0.12 — 2026-09-18 Big Update: Free Partner Sharing is Here! • 100% Free Partner Sharing: Sync cycles with a partner via secure QR code—no subscription required! • Discreet Notifications: Keep notifications private on your lock screen with customizable generic text. • Smart Reminders: Stay on track with hydration, customizable contraception schedules, and hygiene timers. • Help and Feedback and Rate and Review the app UI added under About section ### 2.0.11 — 2026-09-16 No release notes. ## Apps similar to Luna | App | Rating | Price | Category | | --- | --- | --- | --- | | [Daily Affirmations & Prayer- C](https://appshunter.io/ios/app/daily-affirmations-and-prayer-c/id6758738337) | — | Free | Health & Fitness | | [Aurora: Period & Cycle Health](https://appshunter.io/ios/app/aurora-period-and-cycle-health/id6786361262) | — | Free | Health & Fitness | | [Aura Zen](https://appshunter.io/ios/app/aura-zen/id6757166481) | — | Free | Health & Fitness | | [NerdCycle: Period Tracker](https://appshunter.io/ios/app/nerdcycle-period-tracker/id6761985145) | — | Free | Health & Fitness | | [Know Her: Period App for Men](https://appshunter.io/ios/app/know-her-period-app-for-men/id6765770725) | — | Free | Health & Fitness | | [Yumena: PMS & Period Tracker](https://appshunter.io/ios/app/yumena-pms-and-period-tracker/id6787806757) | — | Free | Health & Fitness | ## More apps by Md Ruhul Amin Rahat - [VaultMileage: Mileage Tracker](https://appshunter.io/ios/app/vaultmileage-mileage-tracker/id6806120838) All apps by Md Ruhul Amin Rahat: https://appshunter.io/developer/6806099852 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-14.*