# Fertility Tracker: BBT & IVF

> Track BBT, cycles, meds & visits with end-to-end encryption and AI support.

Canonical page: [https://chrome-stats.com/d/com.nextcore.fertility\_tracker](https://chrome-stats.com/d/com.nextcore.fertility_tracker)

## Overview

- **ID:** `com.nextcore.fertility_tracker`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** NextCoreコンサルティング
- **Category:** HEALTH\_AND\_FITNESS
- **Downloads:** 7
- **Version:** 1.3.2
- **Last updated:** 2026-08-24
- **First published:** 2026-05-24
- **Publisher country:** JP
- **Size:** 61 MB
- **Data as of:** 2026-09-08
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.nextcore.fertility_tracker)
- **Website:** [https://nextcore-consulting.com/apps/fertility-tracker/](https://nextcore-consulting.com/apps/fertility-tracker/)
- **Privacy policy:** [https://fertility-tracker-api.caleo-app.workers.dev/privacy](https://fertility-tracker-api.caleo-app.workers.dev/privacy)

## Description

Fertility Tracker is an all-in-one journal for your fertility journey — from timing and TTC to IVF treatment. Record everything that matters in one private, secure place.<br><br>⚠️ Note: The app interface is currently available in Japanese only. An English version is planned.<br><br>🔒 Privacy first<br>• Health records (basal body temperature, cycles, medications, visits, treatment stages, receipt photos) are stored with end-to-end encryption — our servers cannot read your data.<br>• Receipt text is extracted on your device (on-device OCR); images and text are never sent to any external recognition service.<br><br>✨ Features<br>• Basal body temperature (BBT) chart<br>• Period &amp; cycle tracking<br>• Medication reminders<br>• Clinic visit schedules with day-before reminders<br>• Treatment stage management (egg retrieval, transfer, rest)<br>• Cost tracking for medical expense records, with receipt photos<br>• Partner sharing — share what you choose, with gentle reactions<br>• AI-powered support for your questions<br><br>💛 Free &amp; Premium<br>Core tracking is free. Premium unlocks advanced AI support and more storage.<br><br>Take care of yourself, one record at a time.<br><br>⚕️ Important<br>Fertility Tracker is a personal record-keeping app. It is not a medical device and does not provide medical advice, diagnosis, or treatment. Always consult your doctor or a qualified healthcare professional for medical advice, diagnosis, or treatment, and before making any decision about your care.

## Rankings

- #2,865,991 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.CAMERA`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.RECEIVE_BOOT_COMPLETED`
- `android.permission.SCHEDULE_EXACT_ALARM`
- `android.permission.VIBRATE`
- `android.permission.WAKE_LOCK`
- `com.android.vending.BILLING`
- `com.android.vending.CHECK_LICENSE`
- `com.google.android.gms.permission.AD_ID`
- `com.nextcore.fertility_tracker.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.nextcore.fertility_tracker)