DaysyDay Cycle, Period Tracker

Valley Electronics AG · Medical

3.5 102 ratings Free

Chart standing · US

Not currently charting in this storefront.

What changed · US

Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.

Aug 31, 2026
New version 1.5.4 → 1.5.5

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).

Ratings breakdown · US

The star breakdown behind this app's rating in this storefront.

5★ 47% 48
4★ 11% 11
3★ 10% 10
2★ 7% 7
1★ 25% 26

Screenshots

About

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.

What's new · 1.5.5

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).

Details

ReleasedDec 2020
UpdatedMay 2026
Version1.5.5
Size58.5 MB
RequiresiOS 12.0 or later
Age rating17+
LanguagesEnglish, French, German, Italian, Portuguese, Spanish
PriceFree
Categories MedicalHealth & Fitness
Bundle IDch.valleyelectronics.daysyday