Glad to hear from BBC & Privacy International have verified:

“We initially looked at the most popular apps: Period Tracker by Leap Fitness Group...We did a dynamic analysis of the apps using our data interception environment to look at the data that those apps share with Facebook. We were pleased to see none of those apps did.”

We appreciate their great effort in protecting users' privacy.

A reliable period and ovulation calculator app, even when you have irregular periods.

Can’t remember the date of your last period? Want to know when your next period is coming? Period Tracker - Ovulation & Pregnancy Calendar is a simple & elegant way to view past and predicts future periods, fertile days, and ovulation days.

Accurate & Reliable
★ Accurate predictions based on your own menstrual history.
★ Becomes even more accurate with usage, by way of machine learning (AI).

Beautiful Design
★ Beautiful design with lovely decorations.
★ Awesome Calendar and Report, clearly view your notes, intercourse history, moods, symptoms, weight & temperature chart, etc.

Never Lose Data
★ All data can be automatically backed up, by simply signing in with your Google account.

Privacy Secured
★ 100% Privacy. No data collecting or selling of any kind.
★ All your data is saved on your phone or your own Google Drive.

Period & Fertility Reminders
★ Schedule reminders and get notifications of your next period, ovulation, etc.

Key Features:

● Cycle Tracker, Period tracker
● Menstruation period, cycles, ovulation predict
● Unique period tracker diary design
● Customize your personal period length, cycle length, and ovulation for irregular periods
● Calculate your chance of pregnancy every day
● Pregnancy mode for when you get pregnant or finish pregnancy
● Symptoms to record
● Notification for period, fertility, and ovulation tracker
● Weight and temperature charts
● Google Account backup and restoration
● Supports multiple accounts for period ovulation tracker
● Multiple languages to choose from

Pregnancy apps
Looking for pregnancy apps? No satisfied pregnancy apps? Try the best pregnancy app! It helps you easily get pregnant or birth control.

Period tracker for women
The best period tracker for women to track period and ovulation. It's the most reliable period tracker for women!