My Moon by Haruna & Erik
Erik van de Wetering Health & Fitness iPhoneiPadiPod touch
My Moon by Haruna & Erik is a free Health & Fitness app for iPhone and iPad by Erik van de Wetering. Requires iOS 17.6. Updated September 25, 2026.
- Price
- Free
- on the App Store
- Size
- 9 MB
- Age 4+
- Updated
- Sep 25
- 2026 · v1.26.9.2
Screenshots
About My Moon by Haruna & Erik
My Moon is a simple, clean, private cycle tracker made by Haruna, Erik & Fam. My Moon gives you a calm, private space to track your period or ovulation every day, without feeling overwhelmed or pressured. Your cycle data and related information belong only to you. We built My Moon to be completely private. We don’t use your data to train AI and we can’t see it even if we wanted to. Your data stays on your device, the app works offline, and there are no ads or data tracking. Designed for your focus Whether you’re focusing on tracking your period or trying to conceive, choose the mode that fits where you are right now, and switch seamlessly anytime: - Period mode: Log your cycle and daily symptoms. - Trying to conceive (TTC) mode: Includes everything in Period mode, plus basal body temperature (BBT) and ovulation test results. No distractions, no surprises Your personal health data belongs only to you. We designed My Moon to be as respectful and straightforward as possible: - Your data stays on your device. - Cycle tracking works completely offline. - No account or sign-in required. - No ads, data tracking, or subscriptions. - Your data is never used to train AI. About Haruna, Erik & Fam We enjoy building everyday software based on things we genuinely need in our own family life, and share them with anyone who might find them helpful too. Help shape what comes next We started with what we needed, but we’d love to hear what would be useful for you. If you find My Moon helpful, you can support our work with an optional tip. Tip supporters get a vote on upcoming features to help us decide what to build next. Using the app is completely free, whether you choose to tip or not.
App privacy
The developer, Erik van de Wetering, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to My Moon by Haruna & Erik
Looking for apps like My Moon by Haruna & Erik? Here are 6 similar apps on the App Store. The highest rated is Daily Ab Workout - Abs & Core (4.7/5), and all 6 are free to download.
-
Cyla – Period & Cycle Tracker
-
Velora: Private Period Log
-
Dahe - Menstrual Calendar
-
Peaceful: CBT Thought Journal
4.4
-
Cigna Wellbeing™
1.4
-
Daily Ab Workout - Abs & Core
4.7
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| My Moon by Haruna & Erik | – | Free | September 25, 2026 | |
| Cyla – Period & Cycle Tracker | – | Free | Sep 4, 2026 | Compare |
| Velora: Private Period Log | – | Free | Jun 16, 2026 | Compare |
| Dahe - Menstrual Calendar | – | Free | Jul 14, 2025 | Compare |
| Peaceful: CBT Thought Journal | 4.4 / 5 (5) | Free | Sep 20, 2026 | Compare |
| Cigna Wellbeing™ | 1.4 / 5 (91) | Free | Nov 2, 2026 | Compare |
| Daily Ab Workout - Abs & Core | 4.7 / 5 (9,092) | Free | Jul 26, 2026 | Compare |