Orbit - Period Tracker
Mingkai Zhang Health & Fitness iPhoneiPadiPod touch
Orbit - Period Tracker is a free Health & Fitness app for iPhone and iPad by Mingkai Zhang. Rated 5.0/5 from 2 ratings. Requires iOS 16.0.
- Rating
- 5.0
- 2 ratings
- Price
- Free
- on the App Store
- Size
- 3 MB
- Age 4+
- Updated
- Jun 20
- 2026 · vv1.8
Screenshots
About Orbit - Period Tracker
Orbit is a minimalist period tracker designed for women who value privacy. In an era of information overload, we believe your health data belongs only to you. Orbit has no ads, no cluttered news feeds—just pure tracking and analysis. KEY FEATURES: • PRIVACY FIRST: This is our most important promise. All your data is stored locally on your device or in your private iCloud. We cannot view, collect, or share your health data. No account registration required. • SMART PREDICTION: Uses an adaptive algorithm to intelligently predict your next period window based on your history data. • CYCLE TRENDS: Clear statistical charts help you understand cycle variations and spot irregularities early. • HEALTHKIT INTEGRATION: Seamlessly reads historical data from Apple Health, ensuring your records are never lost.
What’s new
Version v1.8 · Updated June 20, 2026
Added tracking and predictions for the follicular, ovulation, and luteal phases to help you better understand changes throughout your cycle. Also includes several UI and interaction improvements, along with fixes for minor display issues.
App privacy
The developer, Mingkai Zhang, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Orbit - Period Tracker
Looking for apps like Orbit - Period Tracker? Here are 6 similar apps on the App Store. The highest rated is Period Tracker: Secure Privacy (5.0/5), and all 6 are free to download.
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Period Pal: Cycle Tracker
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Period Tracker App: HerCycle
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Clear Period Tracker
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Cara — Private Period Tracker
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Orbit - Period Tracker | 5.0 / 5 (2 ratings) | Free | June 20, 2026 | |
| Period Tracker: Secure Privacy | 5.0 / 5 (3) | Free | Aug 20, 2026 | Compare |
| Hush: Period Tracker | 4.3 / 5 (3) | Free | Sep 3, 2026 | Compare |
| Period Pal: Cycle Tracker | 5.0 / 5 (2) | Free | Aug 7, 2026 | Compare |
| Period Tracker App: HerCycle | – | Free | May 12, 2026 | Compare |
| Clear Period Tracker | 5.0 / 5 (1) | Free | Dec 23, 2025 | Compare |
| Cara — Private Period Tracker | 5.0 / 5 (2) | Free | Sep 9, 2026 | Compare |