Flo – Ovulation and Period Tracker
Download for 1.5x more accurate predictions!
period tracker in the US by active audience
most downloaded health app worldwide
monthly active users
people use the app every day
new users every month
planned pregnancies and counting
Period tracker and ovulation calendar
Log over 30 symptoms and activities to get the most precise AI-based period and ovulation predictions.
Get to know your body by detecting physical and emotional patterns. Gather data for graphs and smart health reports to share with your physician.
Pregnancy and post-pregnancy modes
Flo can also be a full-on pregnancy app! Track your baby’s development and learn the essentials of being a parent with special visuals and articles by best medical experts.
Daily health insights
Enjoy thousands of expert articles, quizzes, surveys, and interactive dialogues in your personal feed continuously being adapted for your changing lifestyle.
Stay on track with your birth control and prepare in advance with your personal period calendar.
Ask questions anonymously and get support from more than 20 million women worldwide in addition to your favourite period tracker, ovulation calendar, and pregnancy app — all in one!