# Period Tracker: Safe & Private

> Accurate tracker, ovulation calendar, cycle phases & partner sync widget

Canonical page: [https://chrome-stats.com/d/io.github.zmsp.periodtracker](https://chrome-stats.com/d/io.github.zmsp.periodtracker)

## Overview

- **ID:** `io.github.zmsp.periodtracker`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** ZPrime
- **Category:** HEALTH\_AND\_FITNESS
- **Downloads:** 10
- **Version:** 1.2.1
- **Last updated:** 2026-08-20
- **First published:** 2026-07-02
- **Publisher country:** US
- **Size:** 21 MB
- **Data as of:** 2026-09-09
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=io.github.zmsp.periodtracker)
- **Website:** [https://periodcycle.pages.dev/support](https://periodcycle.pages.dev/support)
- **Privacy policy:** [https://periodcycle.pages.dev/privacy](https://periodcycle.pages.dev/privacy)

## Description

Take control of your menstrual health with Period Tracker: Cycle &amp; Sync—the privacy-first period, ovulation, and menstrual cycle tracker designed for you and your partner.<br><br>Whether tracking your period, predicting fertility windows, understanding cycle phases, or logging daily body symptoms, get smart, personalized insights every day.<br><br>KEY FEATURES<br><br>NATIVE HOME &amp; LOCK SCREEN WIDGETS<br>• View your current cycle day, countdown to next period, and fertile days directly from your lock screen and home screen.<br>• Clean, customizable widget designs with discreet display options.<br><br>ACCURATE PERIOD &amp; OVULATION TRACKER<br>• Quick one-tap period logging for start and end dates.<br>• Intelligent cycle prediction algorithm that adapts to regular and irregular cycles.<br>• Accurate ovulation day forecast, fertility window tracker, and conception planner.<br><br>4-PHASE CYCLE GUIDANCE &amp; DAILY INSIGHTS<br>• Track the 4 key phases: Menstrual, Follicular, Ovulatory, and Luteal.<br>• Dynamic health insights explaining hormone shifts, energy levels, and mood changes throughout each phase.<br><br>CONSENT-BASED PARTNER MODE &amp; DATE PLANNER<br>• Share cycle updates, period dates, and mood trends securely with your partner.<br>• Phase-aware date ideas and relationship insights with complete privacy controls over what you share.<br><br>SYMPTOM, MOOD &amp; HEALTH LOGGING<br>• Track 30+ indicators: flow intensity, PMS symptoms, cramps, sleep, libido, and energy levels.<br>• Visual trend charts and pattern analysis to help identify recurring hormonal patterns.<br><br>PRIVATE &amp; SECURE BY DESIGN<br>• On-device data storage—your intimate health data stays strictly on your device.<br>• Biometric lock (Fingerprint / Face Unlock) and PIN protection for complete privacy.<br>• No ad tracking or third-party data selling.<br><br>Understand your body, predict your cycle, and stay in sync every day.

## Rankings

- #2,794,578 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.RECEIVE_BOOT_COMPLETED`
- `android.permission.SCHEDULE_EXACT_ALARM`
- `android.permission.USE_BIOMETRIC`
- `android.permission.USE_FINGERPRINT`
- `android.permission.VIBRATE`
- `android.permission.WAKE_LOCK`
- `com.android.vending.CHECK_LICENSE`
- `io.github.zmsp.periodtracker.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Similar extensions and apps

- [CyclePrivate: Period Tracker](https://chrome-stats.com/d/com.cycleprivate.navelo) — 4 users
- [My Cycle](https://chrome-stats.com/d/com.toastypenguin.mycycle) — 2 users
- [Period Tracker & Ovulation](https://chrome-stats.com/d/com.periodcalendartracker.app) — 100 users
- [Period Tracker & Calendar](https://chrome-stats.com/d/com.pneusen.period) — 212 users
- [Period Tracker – Private Cycle](https://chrome-stats.com/d/com.istack.cyclelog) — 150 users
- [Period Tracker: Cycle Calendar](https://chrome-stats.com/d/com.software41.myperiod) — 84 users
- [Prime Period](https://chrome-stats.com/d/app.primeperiod) — 2 users
- [Period Tracker](https://chrome-stats.com/d/com.periodtracker.cyclecalendar) — 207 users
- [Simple Period Tracker](https://chrome-stats.com/d/com.dektime.periodtracker) — 124 users
- [Period Planner](https://chrome-stats.com/d/com.bewde.period_planner2) — 61 users
- [Period Tracker Cycle Calendar](https://chrome-stats.com/d/com.misoftwarehub.periodtracker) — 6 users
- [Period Tracker & Reminder](https://chrome-stats.com/d/com.cyclecare.tracker) — 26 users

---

Source: [Chrome-Stats](https://chrome-stats.com/d/io.github.zmsp.periodtracker)