DaysyDay Cycle, Period Tracker
Valley Electronics Medical iPhoneiPadiPod touch
DaysyDay Cycle, Period Tracker is a free Medical app for iPhone and iPad by Valley Electronics. Rated 3.5/5 from 102 ratings. Requires iOS 12.0.
- Rating
- 3.5
- 102 ratings
- Price
- Free
- on the App Store
- Size
- 56 MB
- Age 17+
- Updated
- Aug 31
- 2026 · v1.5.5
Screenshots
About DaysyDay Cycle, Period Tracker
The companion app to the Daysy fertility tracker is designed with the feedback from our users and decades of experience in the fertility tracking market. Together, Daysy and DaysyDay provide you with the knowledge and tools needed to identify your fertile window and make informed and powerful choices about your menstrual cycle, fertility, and health. KEY FEATURES: Past, Present and Future The easy-to-read calendar and an uncluttered temperature curve make it easy to view your fertility status, ovulation, and menstruation for the past, for today, and what is predicted in the coming month. Identify Irregularities The temperature curve and easy-to-read average and individual cycle statistics can help you easily identify cycle irregularities and provide insights on how current events affect your overall cycle. Take Notes Daily data cards let you easily track additional cycle features. Track cervical mucus, intercourse, and your own notes about your fertility and cycle. Share Your Data Invite your partner to download the DaysyDay Partner app and then choose which data can be shared and viewed. Contact Our Expert Team Use the Contact Support feature in the Help menu to easily reach out to our expert team if you need advice and support. Our team is here to help you every step of your fertility tracking journey.
Ratings & reviews
3.5
102 ratings
What’s new
Version 1.5.5 · Updated August 31, 2026
Thanks for using DaysyDay! In this version: - Fixed an issue that could cause the app to crash while completing a firmware update for your associated device. - Improved the app’s security configuration. - Updated regulatory representative information. - General bug fixes and stability improvements. Have questions or suggestions? Send us a message in the app (Settings -> Help).
App privacy
The developer, Valley Electronics, reported these privacy practices to Apple.
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Health & Fitness: Health
- User Content: Customer Support
- Diagnostics: Crash Data, Performance Data, Other Diagnostic Data
- Identifiers: User ID
Used for: Analytics, App Functionality, Other Purposes
Alternatives to DaysyDay Cycle, Period Tracker
Looking for apps like DaysyDay Cycle, Period Tracker? Here are 6 similar apps on the App Store. The highest rated is Period Tracker • Ovulation App (4.9/5), and all 6 are free to download.
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Read Your Body
4.4
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Tempdrop
4.2
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FEMM Period Ovulation Tracker
4.8
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Period Log
4.7
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Period Tracker • Ovulation App
4.9
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Menstrual Calendar FMC
4.6
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| DaysyDay Cycle, Period Tracker | 3.5 / 5 (102 ratings) | Free | August 31, 2026 | |
| Read Your Body | 4.4 / 5 (196) | Free | Aug 31, 2026 | Compare |
| Tempdrop | 4.2 / 5 (714) | Free | Oct 25, 2026 | Compare |
| FEMM Period Ovulation Tracker | 4.8 / 5 (4,135) | Free | Oct 29, 2026 | Compare |
| Period Log | 4.7 / 5 (1,217) | Free | Jan 17, 2026 | Compare |
| Period Tracker • Ovulation App | 4.9 / 5 (151) | Free | May 6, 2025 | Compare |
| Menstrual Calendar FMC | 4.6 / 5 (193) | Free | Jan 29, 2026 | Compare |