Important legal notice regarding our recent settlement with the FTC for users between June 30, 2016 and February 23, 2019. Read more

Track your health beyond periods.

#1 OB-GYN-recommended app for period and cycle tracking

Based on a survey of 225 US OB-GYNs who recommend apps for period and cycle tracking, DRG, 2021

Get AI-based cycle predictions

Flo gives you the most precise AI-based period and ovulation predictions by tracking 70+ body signals like cramps, discharge, headaches and more.

Identify your body’s patterns

Understand your unique symptoms, find cycle patterns and know if what you experience is normal.

Get expert insights when you need them

Access personalized health insights, virtual dialogs and dozens of courses to learn how your cycle affects your body and well being.

Discuss sensitive topics. Anonymously

Secret chats is a safe space where you can discuss intimate topics, ask questions and get support from like-minded others.

Plan & follow your pregnancy

Know your peak fertile days and get daily expert content that helps you better navigate your pregnancy.

Flo expertise
Flo expertise
Flo expertise
100+
More

Our team of scientists, doctors and health experts, create evidence-based content you can trust.

European Board and College of Obstetrics and Gynaecology
United Nations Population Fund
Northwestern University
The University of Adelaide

We work with acclaimed health experts, institutions, and universities to provide our users with evidence-based information and groundbreaking research.

Your data. Protected.

You trust us with your intimate personal information and we promise to be 100% transparent with our data security and usage practices.

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“Empowering women through shared information”
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''If you don’t use the Flo app already you probably know someone else who does''
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“Flo is aiming to become more than just an app, with a hub covering all aspects of female health”