App Intel

Period Calendar Period Tracker Live

Simple Design Ltd.17 apps · 850.2M installsHealth & FitnessFree · contains adsIn-app purchases: $0.99 - $59.99 per itemcom.popularapp.periodcalendar

Period and pregnancy tracker. Ovulation, fertility & menstrual calendar.

Total installs
225,638,576
exact · Play shows 100,000,000+
Installs / day
—
measured after our second crawl (about a day)
Rating
4.9★
4.9M ratings · 114.7K reviews
Released
16 Mar 2012
14.6y ago
Last update
10 Sept 2026
30d ago
Countries
—
not checked yet

Install history

exact counter from Google Play
Not enough history yet — check back tomorrow

Installs per day · last 30 days

Not enough history yet — check back tomorrow

Change timeline

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

Permissions

12 in 4 groups
5 Sensitive2 Notable5 Routine

What this app can do with your phone

  • Know roughly where you are, using mobile towers and Wi-Fi networks
  • Read photos, videos, and other files saved in your phone's shared storage
  • Add, change or delete photos, videos and other files in your phone's storage
LocationSensitive1

Access to where your device is, using GPS or network signals

  • Know roughly where you are, using mobile towers and Wi-Fi networksapproximate location (network-based) · ACCESS_COARSE_LOCATION
Photos/Media/FilesSensitive2

Access to photos, videos, music and other files stored on your device

  • Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE
  • Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage · WRITE_EXTERNAL_STORAGE
StorageSensitive2

Access to files, photos and media saved on your phone's storage

  • Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE
  • Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage · WRITE_EXTERNAL_STORAGE
OtherNotable7

Access to miscellaneous device features that don't fit other categories

  • Start itself automatically as soon as your phone finishes turning onrun at startup · RECEIVE_BOOT_COMPLETED
  • Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping · WAKE_LOCK
  • Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
  • Connect to the internet to load content and send datafull network access · INTERNET
  • Make your phone vibratecontrol vibration · VIBRATE
  • Read Google service settings stored on your deviceread Google service configuration · com.google.android.providers.gsf.permission.READ_GSERVICES
  • Receive push messages sent from the app's servers over the internetreceive data from Internet · com.google.android.c2dm.permission.RECEIVE

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Full description
Period Calendar is a period tracker and ovulation tracker in one — predict your period, ovulation and fertile window, and track your chance of getting pregnant. ★The rating 4.9★ Popular in 63 Countries. Trusted by 300 million Users. Keep track of your menstrual cycles with Period Calendar. It tracks your periods, blood flow, 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 menstrual flow, cervical mucus, BMI, sexual activity, weight, temperature, symptoms or moods. Think of it as your personal period diary. ⏰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 😊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 SUPPORT FOR WEAR OS COMPLICATIONS & TILES: Period & ovulation prediction, water drinking reminders, and pill reminders are all available by setting up complications and tiles on your wear OS devices. No account creation and real-name registration are required. You can use all of its features anonymously. We place the utmost importance on your data security. Your anonymous data can be synced on your own in an encrypted manner, so you can back up and restore your data with confidence. We respect your right to have full control of your data. You can delete all data with just one click whenever you want. We don’t collect or store any of your data in any way. 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.

What's new

Pregnancy Mode got a big upgrade! Watch your baby's size grow week by week and see what to expect for you and your baby. Enjoy it all in a smoother, more accurate pregnancy tracker.

Growing in Health & Fitness

Category →