# MastCell Tracker

> Track MCAS symptoms, triggers, meds, and patterns — all in one place.

Canonical page: [https://chrome-stats.com/d/com.mcsuman.mastcelltracker](https://chrome-stats.com/d/com.mcsuman.mastcelltracker)

## Overview

- **ID:** `com.mcsuman.mastcelltracker`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Michael Christopher Suman
- **Category:** MEDICAL
- **Downloads:** 80
- **Version:** 4.5.0
- **Last updated:** 2026-08-08
- **First published:** 2026-03-01
- **Publisher country:** CA
- **Size:** 91 MB
- **Data as of:** 2026-09-12
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.mcsuman.mastcelltracker)
- **Privacy policy:** [https://mastcell-tracker.github.io/mcas-privacy-policy/](https://mastcell-tracker.github.io/mcas-privacy-policy/)

## Description

MastCell Tracker is a simple, supportive tool designed to help individuals living with Mast Cell Activation Syndrome (MCAS) better understand their symptoms, triggers, and daily patterns.<br>This app does not provide medical advice — instead, it offers an organized, user-friendly way to record how you feel and identify trends that you can later share with your healthcare provider.<br><br>Key Features<br><br>• Symptom Tracking<br>Log daily MCAS symptoms such as flushing, headaches, dizziness, fatigue, pain, itching, hives, and more.<br><br>• Trigger Logging<br>Record possible triggers including foods, environmental changes, stress, activity, medications, or exposures.<br><br>• Medication &amp; Treatment Notes<br>Easily track what you’ve taken, when, and how you responded. This helps you understand what may be helping or worsening flares.<br><br>• Daily Diary<br>Write notes about how you feel each day — energy levels, flare-ups, lifestyle factors, sleep quality, and anything else you want to remember.<br><br>• Trends &amp; Insights<br>View past logs to identify patterns over time, helping you understand your own MCAS journey.<br><br>• Clean and Simple Design<br>Built for ease of use so you can focus on your health, not complicated menus.<br><br>Privacy-Focused<br><br>Your entries are stored locally on your device. No personal data is collected, sold, or shared.<br><br>A full privacy policy is available here:<br>https://mastcell-tracker.github.io<br><br>Created for the MCAS Community<br><br>This app was designed to support individuals living with MCAS and to help track daily experiences that are often difficult to organize or explain. It is not a diagnostic tool and is not intended to replace professional medical care.

## Rankings

- #2,068,281 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_COARSE_LOCATION`
- `android.permission.ACCESS_FINE_LOCATION`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.BLUETOOTH_CONNECT`
- `android.permission.BLUETOOTH_SCAN`
- `android.permission.CAMERA`
- `android.permission.INTERNET`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.READ_APP_BADGE`
- `android.permission.RECEIVE_BOOT_COMPLETED`
- `android.permission.RECORD_AUDIO`
- `android.permission.SYSTEM_ALERT_WINDOW`
- `android.permission.USE_BIOMETRIC`
- `android.permission.USE_FINGERPRINT`
- `android.permission.VIBRATE`
- `android.permission.WAKE_LOCK`
- `android.permission.WRITE_EXTERNAL_STORAGE`
- `com.anddoes.launcher.permission.UPDATE_COUNT`
- `com.android.vending.CHECK_LICENSE`
- `com.google.android.c2dm.permission.RECEIVE`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.htc.launcher.permission.READ_SETTINGS`
- `com.htc.launcher.permission.UPDATE_SHORTCUT`
- `com.huawei.android.launcher.permission.CHANGE_BADGE`
- `com.huawei.android.launcher.permission.READ_SETTINGS`
- `com.huawei.android.launcher.permission.WRITE_SETTINGS`
- `com.majeur.launcher.permission.UPDATE_BADGE`
- `com.mcsuman.mastcelltracker.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`
- `com.oppo.launcher.permission.READ_SETTINGS`
- `com.oppo.launcher.permission.WRITE_SETTINGS`
- `com.sec.android.provider.badge.permission.READ`
- `com.sec.android.provider.badge.permission.WRITE`
- `com.sonyericsson.home.permission.BROADCAST_BADGE`
- `com.sonymobile.home.permission.PROVIDER_INSERT_BADGE`
- `me.everything.badger.permission.BADGE_COUNT_READ`
- `me.everything.badger.permission.BADGE_COUNT_WRITE`

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