Open Period & Cycle Tracker

Name: Open Period & Cycle Tracker
Author: Brand Builder

LiveBrand Builder14 apps · 41.2K installsHealth & FitnessFreecom.brandbuilder.periodtracker

Track your period, ovulation & fertility naturally. Simple, private & free

Alert me ★ Watch Open in Play ↗

Total installs: 270
Installs / day: —
Rating: —★
Released: 30 Mar 2026
Last update: 12 May 2026
Countries: —

Install history

exact counter from Google Play

30dAll

Installs per day · last 90 days

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.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Data safety

declared by the developer on Google Play

No data shared with third parties
No data collected

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

12 in 6 groups

6 Sensitive3 Notable3 Routine

What this app can do with your phone

Know roughly where you are, using mobile towers and Wi-Fi networks
Know your exact location using GPS, Wi-Fi and mobile 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

LocationSensitive2

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
Know your exact location using GPS, Wi-Fi and mobile networksprecise location (GPS and network-based) · ACCESS_FINE_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

PhoneNotable1

Access to phone calls, call history, and voicemail

See your phone number, device IDs, whether a call is active, and the other caller's numberread phone status and identity · READ_PHONE_STATE

Device ID & call informationNotable1

Access to your phone's identifiers, mobile network details, and call status

See your phone number, device IDs, whether a call is active, and the other caller's numberread phone status and identity · READ_PHONE_STATE

OtherNotable4

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
Connect to the internet to load content and send datafull network access · INTERNET
Make your phone vibratecontrol vibration · VIBRATE
Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE

Show all 6 permission groups ▾Show fewer ▴

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

Take control of your menstrual health with Open Period Tracker, a free and open-source app designed to make period tracking effortless and private. Key Features: - Period Tracking: Log your periods and get accurate predictions for upcoming cycles. - Ovulation & Fertility Window: Know your most fertile days with smart cycle analysis. - AI-Powered Insights: Get personalized health insights based on your cycle patterns. - Cycle History: View your complete menstrual history at a glance. - Symptom Logging: Track symptoms, moods, and notes throughout your cycle. - Calendar View: Visualize your cycles with an intuitive calendar interface. Why Open Period Tracker? - 100% Free: No subscriptions, no premium features locked behind paywalls. - Privacy First: Your data stays on your device. No accounts required, no data sold to third parties. - Open Source: Fully transparent code that anyone can review and contribute to. - Lightweight: Fast, clean, and easy to use without unnecessary bloat. - No Ads: Enjoy a distraction-free experience. Who Is It For? Whether you're trying to conceive, avoid pregnancy naturally, or simply want to understand your body better, Open Period Tracker gives you the tools you need without compromising your privacy. How It Works: Simply log the start and end of your period. The app learns your cycle patterns over time and provides increasingly accurate predictions for your next period, ovulation, and fertile window. Download Open Period Tracker today and start understanding your cycle — on your terms

What's new

Diet & Nutrition tab with phase-aware foods, regional picks, and personalized recommendations based on your dietary preferences and allergies — plus smoother keyboard handling in logs and more reliable backup restore.

Growing in Health & Fitness

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