Ovulation & Period Tracker Flo

In-app purchases
4.7
35.2L reviews
10Cr+
Downloads
Content rating
PEGI 3
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About this app

Flo is the ultimate period, pregnancy, ovulation & cycle tracker app, and has become the go-to app for over 350M women seeking a reliable period and ovulation tracker. Rated with 6 million 5-star ratings, Flo is revolutionising women's health, empowering users to understand & leverage their body's signals.

Flo Premium is now officially 100% free for users in India!* At Flo we want as many people as possible to enjoy the power of personalized health tracking and cycle predictions. For one whole year, you can access insights from 100+ health experts, reports and predictions tailored to you completely free. NOTE: No matter where you are, and what service you use, we protect your data in accordance with the European General Data Protection Regulations. You can delete, access, and update it at any time.

New on Flo: Flo for Partners! Link your account with your partner so he can see your cycle or pregnancy updates and maximize satisfaction for you both!

Why Choose Flo?
- Accurate Menstrual Cycle Tracker: Easily log your period start date in the calendar. With a remarkable 90% of users confirming Flo's precise period start predictions, you can trust Flo to track your menstrual cycle.**
- Ovulation & Fertility Window: Identify possible high fertility & ovulation days & plan for optimal conception. The calendar feature helps you organise and stay informed about your ovulation, fertility & reproductive health.
- Supporting Women’s Health: Flo is committed to supporting women's health, with 89% of users reporting feeling prepared and aware of their body's signals with the app's assistance.***
- Go-To Pregnancy App: Offers comprehensive information from conception & fertility to pregnancy & birth. As a result, 84% of users feel more educated about pregnancy with Flo's guidance.****

There's More to Tracking Your Period:

- Menstrual Cycle and Period Tracker: Get valuable insights into your symptoms, such as discharge & mood swings.
- Ovulation and Fertility Window Tracker: Designed to increase your chances of pregnancy. Gain access to expert insights on fertility & ovulation windows.
- Pregnancy Tracker App: Access valuable information and guidance on fertility, pregnancy & birth.

Maximising Your Use of Flo Menstrual, Period, & Ovulation Tracker & Calendar:

- Anonymous Mode: Safeguard your identity by transferring only essential data to a new account.
- Reminders: Personalise Flo's menstrual & period tracker with scheduled reminders for your period's start & end date. Receive notifications about ovulation, pill, potential fertility windows, birth control & more.
- Secret Chats: Safely discuss intimate topics like fertility, birth control, discharge & irregular cycles.
- Content Library: Explore thousands of articles and videos on women's health, periods, ovulation, birth control, sex, fertility & pregnancy.
- Health Assistant: Seek assistance from our virtual assistant for late periods, irregular cycles, fertility, PMS & more.
- Symptom Patterns: uncover unique patterns & 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: You can get insights about your cycle by setting up a tile and complication on your watch.

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

For any assistance regarding Flo period calendar and ovulation tracker, feel free to contact support@flo.health.

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

Flo is compatible with Wear OS 3.

Download Flo today to join millions of women & teens who trust Flo as their go-to app for period and menstrual cycle tracking.

*Flo Premium is free only for Android users
**Based on a survey of 2,000 users in 2021.
***Based on a survey of 1,900 Premium users in 2022.
****Based on a survey of 2,500 users in 2022.
Updated on
22 May 2024

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region and age The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Location, Personal info and 7 others
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

4.7
34.9L reviews
Laura Lorenzo
22 March 2024
This tracker is great. However it has become extremely annoying that every time I open the app I have to close like 3 pop ups asking me to pay for premium. If I wanted premium I'd go and pay for it, no need to be pestered every time. I'm switching to another app that doesn't annoy me so much.
2 people found this review helpful
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Flo Health Inc.
19 April 2024
Hello there! We’re sorry if you found our promotion of Flo Premium a bit pushy! We’ve been working hard to develop our product so that it’s helpful on your journey to becoming healthier every day. While we would be pleased to have you try Flo Premium, we value all of our users, whether they subscribe or decide to use the free version. Flo Team
Yana Aneva
10 May 2024
Used to be a great simple, well designed app. I have been useing it for more than 6 years, have also tracked a pregnancy on it. The last two years have been challenging - they added A TON of useless, annoying, intrusive things. Most annoying are the stupid AI chat simulations and relentless prompts to go premium. I just wish it had a "basic" mode where I can just use it in piece without being constantly promted to chat, subscribe, read an article or otherwise engage.
33 people found this review helpful
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Kayiba Malebe
15 May 2024
I had to change my review, from 5 star to 1. This app has gotten worse with the advertising and premium sell. I changed phones and redownloaded the app. When I manage to get past that horrendous process, I login with my email only to find that it's created a whole new account. My previous records, over 8 years worth of data gone. We had a good run but time to find a new tracker. It's ok to want to make money but I've never seen a product deteriorate so much over profit
17 people found this review helpful
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What's new


Dear Flo community,
This is a technical update which helps us improve our app and make its performance even better.
Thank you for updating!

Always yours,
Flo team

P.S.: If you like our app please don’t hesitate to rate and review us!