★The rating 4.9★ period calendar!

Popular in 63 Countries.
Trusted by 100 million Android Users.

Keep track of your menstrual cycles with Period Calendar. It tracks your periods, cycles, ovulation and the chance of conception. Period tracker helps both women looking to conceive and those trying to birth control.

Period Tracker is useful, whether you have irregular periods or regular periods. It can track your chance of pregnancy every day. You can also record your cervical mucus, BMI, sexual activity, weight, temperature, symptoms or moods. Think of it as your personal period diary. It will help you get in shape, lose weight, and stay healthy.

⏰PILL REMINDER & PERIOD REMINDER:
- Customize the notification text to make it discreet, to avoid never being embarrassed in public.
- Notifications for period, fertility and ovulation tracker
- Contraceptive pills reminder (includes pills, ring, patch & injections)

?PERIOD & FERTILITY TRACKER:
- Helps predict menstruation, cycles and ovulation
- Ovulation calculator and tracker
- Period calculator, fertility calculator and spot on prediction

??TRYING TO GET PREGNANT & BIRTH CONTROL APP:
- Fertile symptoms tracker, like cervical firmness, cervical mucus, cervical opening
- Check your odds of conceiving each day for better family planning
- It is the birth control app, spot on tracking the period & fertile days

?LOSE WEIGHT, TRACK SYMPTOMS & MOODS:
- Intimacy tracker
- Body temperature chart helps you determine ovulation date
- Predict your ovulation date according to the ovulation test result

?NEVER LOSE DATA:
- Utilizes Google account data backup and Restoration
- Backup and restore your period data to phone or email

?MULTI ACCOUNT & SECURITY:
- Multi accounts to track & security protections
- View or search all notes through your timeline

?Glad to hear from BBC & Privacy International have verified:
“We initially looked at the most popular apps: Period Tracker by Simple Design Ltd...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.”

SUPPORT FOR ANDROID WEAR OS DEVICES:
Period & ovulation prediction, water drinking reminders, and pill reminders, all can be used on your wear OS devices.

Ovulation app
It is the reliable ovulation app for ovulation and period tracker, you can check your ovulation calendar, period calendar, it will be more accurate for your usage.

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