We’re Flo, the world’s #1 women’s health app2
What can you do with the Flo app?
Track your cycle and symptoms
Figure out what's normal for you with our period and cycle tracker. Spot patterns in your symptoms and know when your period is likely to start so you’re always prepared.
Understand your fertility better
Get daily conception tips from our experts and learn how to read your body’s fertility signals with Flo's ovulation tracker — so you can maximize your chances of a positive pregnancy test every cycle.
Follow your pregnancy week by week
See how your body and baby are changing with our pregnancy tracker. Know when your baby will hit important milestones. Plus, figure out what you need to do when with our weekly checklist.
Share Flo with your partner
… and share the load. We’ll teach them everything they need to know about your body (and how to better support you) so you don’t have to. Learn more about sharing Flo with your partner.
Feel supported through Perimenopause
Feel confident about your body’s changes and find clarity on perimenopause symptoms with support to help you feel good, every step of the way.
Track your cycle and symptoms
Figure out what's normal for you with our period and cycle tracker. Spot patterns in your symptoms and know when your period is likely to start so you’re always prepared.
Understand your fertility better
Get daily conception tips from our experts and learn how to read your body’s fertility signals with Flo's ovulation tracker — so you can maximize your chances of a positive pregnancy test every cycle.
Follow your pregnancy week by week
See how your body and baby are changing with our pregnancy tracker. Know when your baby will hit important milestones. Plus, figure out what you need to do when with our weekly checklist.
Share Flo with your partner
… and share the load. We’ll teach them everything they need to know about your body (and how to better support you) so you don’t have to. Learn more about sharing Flo with your partner.
Feel supported through Perimenopause
Feel confident about your body’s changes and find clarity on perimenopause symptoms with support to help you feel good, every step of the way.
Why choose Flo?
Predictions you can plan
around
Why our users love the Flo App
Personal data that stays
private to you
Your privacy FAQs answered
Powered by doctors,
trusted by millions
Meet our medical team
What our users say about Flo
Flo's team of 100+ doctors, scientists and medical experts review all medical studies and information we share; no wonder 77 million women choose Flo every month
“[Flo is the] Best period app I’ve ever used. Over the years I’ve tried out many period tracking apps but this has got to be the best one I’ve ever used.”
“As I was having problems conceiving I was prompted to use an ovulation monitor. By logging the info into Flo, I was able to get a better idea about my specific cycle. Now I'm pregnant!”
“As someone with PCOS and irregular periods, this app has been a lifesaver in assisting me with tracking my fertility!”
“This is the best ovulation tracker app I've ever known. If you don’t know when you ovulate, Flo will do that for you.”
“Flo is like a friend with emotional and physical support. I love the interactive content of the app and feel the app really understands me and what I’m going through.”
“Wow! [This is the] Best app for pregnancy ladies. Very informative. I have never used any paid app before. But it's worth it.”
“Amazing app ❤️ It’s more than a period tracker. It helps with information about your health, usually provided by health professionals.”
Access for all, not just the privileged
Through our Pass It On Project, we're extending free, medically-credible health information to 1 billion women in underserved communities worldwide—because where you live shouldn't determine what you know about your own body.
References
- AppFollow, April 2024, iOS
- Sensor Tower, August 2023, by downloads
- Total app downloads
- Survey of 500 US obstetricians and gynecologists, DRG, 2021
- Monthly active users as of May ’24