Hana - Period Calendar
Ovulation & Fertile Window
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
iPhone
Hana is a simple, beautiful period calendar designed just for you.
[Key Features]
- View your period, ovulation, and fertile window at a glance on the monthly calendar
- Automatically sync data from Apple Health app
- Personalized ovulation & fertile window prediction (weighted by recent cycles)
- Log your daily condition with notes (up to 300 chars) and color icons
- Visualize cycle trends with statistics and graphs
- Search through your diary entries
- Export & restore data with JSON backup
- Push notifications 3 days and 1 day before your expected period
- Switch between Korean and English
[Your Privacy First]
All data is stored only on your iPhone. Nothing is sent to any server or shared externally.
[Apple Health Integration]
Hana reads menstrual data from Apple Health to automatically calculate your cycle. Data entered in Hana is not written back to Apple Health.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Fixed an issue where predicted period dates were not shown on the calendar.
The developer, Na Eun Lee, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Na Eun Lee
- Size
- 1.6 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 18.0 or later.
- iPhone
Requires iOS 18.0 or later. - Mac
Requires macOS 15.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 2.0 or later.
- iPhone
- Languages
English and 2 more
- English, Japanese, Korean
- Age Rating
9+
- 9+
- Contains
Health or Wellness Topics
- Copyright
- © 2026 Hanaria