Noor: Period & Cycle Tracker
Ovulation & Fertility Calendar
About
This app tracks your menstrual cycle and ovulation using data from your Apple Watch, including wrist temperature and heart rate. It offers predictions, insights, and modes for trying to conceive or tracking pregnancy, all with a focus on privacy and a calm user experience.
What's New in Noor
1.2.0
October 6, 2026
Daily logs now handle dated drafts, save and discard more reliably, with clearer keyboard and larger-text layouts. Improved partner-sharing status and deletion recovery, plus updated Ario Pass feedback.
MoreSubscriptions & In-App Purchases
Noor Premium (Annual)
Full Noor: Watch-powered predictions & every mode.
Developer apps
FAQ
What is Noor?
Noor is a private period and ovulation tracker that uses data from your Apple Watch, such as wrist temperature and sleeping heart rate, to predict your cycle. It offers different modes for tracking periods, trying to conceive, and pregnancy.
How does Noor use Apple Watch data?
Noor reads your overnight wrist temperature and sleeping heart rate from your Apple Watch through Apple Health (with your permission). This data is fused with your logged cycles to estimate ovulation and your fertile window without requiring extra effort or a thermometer.
Is Noor private?
Yes, Noor is designed with privacy as a core feature. Your cycle data is processed on your device first, it is encrypted and anonymous by design, and no account is required to start. The developers state they do not sell user data.
What are the subscription plans for Noor Premium?
Noor Premium offers monthly and annual subscription plans. The monthly plan is $9.99/month, and the annual plan is $69.99/year, which includes a 7-day free trial.
Does Noor have ads?
No, Noor is ad-free. The app is designed to feel calm and sanctuary-like, without clutter, judgment, or noisy feeds.
Can Noor be used for contraception?
No, Noor is a wellness and education app. Its predictions are estimates for tracking and planning, not for medical use. It is not a medical device, does not provide medical advice, and must not be used as contraception or to prevent pregnancy.
What devices does Noor support?
Noor is available on iPhone and is designed to work with Apple Watch for data collection. The app is also accessible on your wrist.
How often is Noor updated?
The latest version of Noor is 1.2.0, which was last updated on October 6, 2026. This indicates regular updates to improve functionality and features.
