Welcome to Flo! The world’s leading period, pregnancy, and cycle tracker. Join over 380 million members who use Flo as their go-to pregnancy & ovulation tracker & cycle calendar. With seven million five-star ratings, we're paving the way to better female healthcare by empowering people with periods to harness their body's signals.

Why choose Flo?
- Accurate Menstrual Tracker: Log your period start date in Flo’s calendar. 90% of members agree that Flo’s period predictions are accurate.* 
- Ovulation and fertility window tracking: Learn about the best pregnancy days with Flo’s ovulation calendar and content, which facilitates optimal conception planning.
- Flo helps 89% of women feel prepared and aware of their body's signals.**
- Go-to pregnancy app: Information from conception to birth to motherhood. 84% of members feel more educated about pregnancy with Flo's assistance.***

Flo for Partners
Link your Flo account with your partner so they can see updates on your cycle and pregnancy. Period and fertile days predictions, we'll provide them with insights and actions they can take to support you better. Use Flo for Partners to maximize your connection when tracking your period, ovulation, or pregnancy.

There's more to tracking your period:
- Menstrual and Period Tracker: Understand symptoms like vaginal discharge and mood swings by tracking your period with Flo's ovulation and period calendar, developed in collaboration with over 100 health experts to provide valuable health insights.
- Ovulation & Fertility Window Tracker: Boost your chances of pregnancy with our ovulation calendar, which offers expert insights on fertility and support on your journey to parenthood.
- Women's Health Tracker: This is a calendar for your cycle, ovulation, weight, water intake, physical activity, sex drive, and mood. Track your symptoms to prepare for your period.
- Pregnancy Tracker App: Receive vital information for a healthy pregnancy and birth with Flo's pregnancy calendar.

How to maximize your use of Flo’s menstrual, period, and ovulation tracker and calendar: 
- Anonymous Mode: Enjoy Flo while maintaining your privacy and protecting your identity. Your name, email address, and technical identifiers will not be connected to your health data in your new Flo account.
- Reminders: Personalize Flo's menstrual and period tracker with scheduled reminders to track your cycle's start and end date. Receive notifications about ovulation, forms of birth control, sleep, water intake, and more.
- Secret Chats: Safely discuss intimate topics from fertility to birth control in our supportive global community.
- Content Library: Explore thousands of articles and videos on women's health, periods, ovulation, birth control, sex, fertility, and pregnancy.
- Health Assistant: Chat with our virtual assistant about late periods, irregular cycles, PMS, etc.
- Symptom Patterns: Menstrual cycle and symptoms tracking to identify patterns in your period and better understand your body's signals.
- Check if symptoms match those common of PCOS, endometriosis, or perimenopause with our Symptom Checker tool.****
- Wear OS complications & tiles: Set up a tile and complication on your watch for insights about your cycle.

Please note: Flo's predictions should not be considered a form of birth control.

Contact support@flo.health for assistance with our free period calendar and ovulation tracker.

To access our accessibility statement, visit: https://flo.health/accessibility-statement-android?current-location=auto-detect

Flo period tracker is compatible with Wear OS 3. 

Download Flo today and join the millions of women who trust Flo as their free period and menstrual cycle tracker, calendar, and pregnancy app.

*Based on a survey of 2,000 members in 2021.
**Based on a survey of 1,900 Premium members in 2022.
***Based on a survey of 2,500 members in 2022.
****Not available in the UK or EU/EEA.

Ovulation, period &amp; pregnancy tracker. Birth control pill &amp; menstrual reminder.