
About
Track your menstrual cycle and symptoms with this private diary. It offers personalized insights by optionally integrating with Apple Health data and provides an Apple Watch companion for quick logging and complications.
What's New in Hello Cycle
1.1.2
October 25, 2026
Improved layouts on the inner and outer displays of iPhone Duo for easier reading and smoother interaction.
Subscriptions & In-App Purchases
$6.99
Lifetime VIP
One purchase. Lasting access.
User reviews
Developer apps
FAQ
How does Hello Cycle estimate my cycle?
Hello Cycle estimates your cycle based on your logged periods and symptoms. It can optionally connect with Apple Health to use data like sleeping wrist temperature, resting heart rate, HRV, and sleep summaries for more informed calculations.
Can I use Hello Cycle without an Apple Watch?
Yes, you can use Hello Cycle on your iPhone to log periods, symptoms, and view predictions. The Apple Watch companion app offers convenient logging and complications for quick access to cycle information.
What kind of data does Hello Cycle collect?
Hello Cycle collects your logged periods, symptoms, and notes. If you opt-in, it can also use privacy-filtered data from Apple Health. Raw and daily health measurements are not uploaded.
Is Hello Cycle free to use?
Hello Cycle offers a free trial. After the trial, continued recording, predictions, and insights require a one-time Lifetime VIP purchase. Existing records remain accessible for viewing, exporting, and deletion.
Does Hello Cycle have ads?
No, Hello Cycle does not contain advertisements. The app is ad-free.
How often is Hello Cycle updated?
The latest version of Hello Cycle is 1.1.2, and it was last updated on October 25, 2026. Updates typically focus on improving features and reliability.
What age rating does Hello Cycle have?
Hello Cycle has an age rating of 4+. This indicates it is suitable for a wide range of users.
Can Hello Cycle be used for contraception?
No, Hello Cycle is for personal records and wellness reference only. Its predictions are estimates and not guarantees. The app does not provide medical diagnoses, confirm ovulation, or support contraception or fertility decisions.



