Comparison

MCAS Tracker vs MCAS AI Scanner

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

MCAS Tracker

This app helps individuals manage Mast Cell Activation Syndrome by tracking symptoms, food intake, and environmental triggers. It offers advanced analytics to identify patterns and provides secure, exportable reports for healthcare providers. The app aims to offer clarity and actionable insights for better health management.

Highlights
  • Symptom tracking (hives, itching, flushing)
  • Food and supplement logging
  • Trigger identification (environmental, emotional)
  • Advanced analytics and correlation analysis
  • Medication tracking
  • Daily health journal
  • Secure, exportable reports
Features
Read full description

This MCAS Tracker helps you manage mast cell activation symptoms through structured tracking, advanced analytics, and personalized insights. Designed for people living with Mast Cell Activation Syndrome, it provides clarity around reactions, histamine triggers, and symptom cycles, helping you understand what causes flare-ups and how to prevent them. With precise tools for daily tracking, it transforms complex data into actionable health insights. Track and Understand Your Reactions - Quick symptom tracking - Record hives, itching, flushing, headaches, GI distress, or breathing issues in seconds to capture your full experience. - Food and supplement logs - Track meals, ingredients, and supplements to uncover patterns that cause histamine intolerance or trigger mast cell reactions. - Trigger identification - Log environmental, emotional, and seasonal factors to discover what contributes to your flare-ups. - Advanced analytics - View charts and correlations linking food, stress, sleep, and reactions to pinpoint your top triggers and patterns over time. - Medication tracking - Log antihistamines, mast cell stabilizers, or EpiPen use to monitor effectiveness and consistency. - Daily health journal - Combine symptom notes, mood, and activity levels for a complete picture of your condition each day. - Secure, exportable reports - Generate PDF or CSV summaries to share with allergists, immunologists, or healthcare providers for data-driven care. - Encrypted storage - Protect sensitive health data with strong encryption and optional Face ID or Touch ID authentication. Built for Daily Use - Simple, user-friendly design - Quickly record symptoms and insights without extra effort. - Apple Health integration - Sync metrics like heart rate, sleep, and activity to understand how physical health impacts mast cell responses. - Personalized reminders - Stay on track with alerts for medications, hydration, meals, or journaling. - Goal tracking - Set goals like reducing flare frequency or improving sleep quality and visualize progress through trend charts. - Correlation analysis - Identify which foods, times, or environments consistently cause flare-ups or relief. - Offline and cloud backup - Log entries anytime with automatic syncing when reconnected. - Regular updates - Access new tools and refinements designed to make symptom tracking effortless and accurate. Go Beyond Reaction Tracking - Custom MCAS tracker plan - Follow guided steps to monitor symptoms, medications, and triggers across days or weeks. - Comprehensive health record - Track everything from diet, supplements, sleep, and bowel patterns to stress and emotional states in one connected system. - Educational insights - Learn about mast cell activation, low-histamine diets, and lifestyle adjustments that support stability. - Lab and test logging - Record lab results and notes from medical appointments to maintain a complete personal health record. - Activity and wellness tracking - Track rest, exercise, and stress to balance recovery and prevent overexertion. Start Managing MCAS with Confidence Setup is fast - start logging symptoms, tracking reactions, and uncovering your personal triggers in minutes. Choose a flexible subscription plan and manage it directly through the Apple Store. Every feature in this tracker is built to help you identify patterns, reduce uncertainty, and feel more in control of your health. Transform data into understanding and find the balance your body needs. Start tracking today to uncover your triggers and take the next step toward stability and better quality of life. Any insights provided by this MCAS Tracker do not constitute medical advice. The app is designed for tracking purposes only and is not intended to diagnose, treat, cure, or prevent any disease or condition. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

MCAS AI Scanner

Features
Read full description

MCAS AI Scanner helps you review meals and ingredient labels with food-compatibility guidance designed for people managing MCAS-related sensitivities. Take a photo or choose an image from your library, then review detected foods and ingredients with clear traffic-light ratings. The app also includes a searchable food index, scan history, and personal safe-food overrides so your results can reflect what works for you. Features: - Scan meals and packaged ingredient labels - Review compatibility guidance for detected foods and additives - Search the built-in food index - Mark foods or ingredients as safe for you - Save scan history on device - Use Sign in with Apple and a monthly subscription for continued scanning after the free trial MCAS AI Scanner is for informational wellness guidance only. It does not diagnose, treat, prevent, or cure MCAS or any other condition. Always consult a qualified clinician for medical or dietary decisions. Terms of Use (EULA): https://mcas-ai-scanner.vercel.app/terms.html Apple Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://mcas-ai-scanner.vercel.app/privacy.html

Screenshots

MCAS Tracker4 screens
MCAS AI Scanner3 screens

Verdict

The call

The clearest difference is ads: MCAS Tracker at none against MCAS AI Scanner's shown. MCAS Tracker also leads on device support (4 vs 2) and iOS requirement (15.5 vs 18.0). MCAS AI Scanner's advantage is update cadence (every 2 days vs every 6 months). On price and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. MCAS Tracker sells 16 in-app purchases, starting at $4.95 per month and MCAS AI Scanner sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

MCAS Tracker ships an update every 6 months, MCAS AI Scanner every 2 days. The most recent releases landed on September 20, 2026 and September 10, 2026 respectively.

Scorecard4 real differences · 6 level
MCAS Tracker versus MCAS AI Scanner: the parameters behind the verdict, then further details
ParameterMCAS TrackerMCAS AI Scanner
PriceFreeFree
Rating4.5 (18 ratings) — better—
Positive reviews75.0% of reviews—
Number of ratings18 — better—
Update frequencyEvery 6 monthsEvery 2 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad
Requires iOS15.5 — better18.0
Further details — not scored
Size238 MB12 MB
Age rating4+17+
DeveloperDigital TherapeuticsMaximilian Krehl

In-app purchases

16 purchases

MCAS Tracker

Subscriptions13
  • flex pass$4.951 Month
  • easy pass$7.997 Days
  • flex pass$12.991 Month
Show 10 more
  • carey ai max$19.991 Month
  • yearly access$19.991 Year
  • smart pass$19.991 Year
  • carey ai ultra$29.991 Month
  • plus$29.991 Year
  • limited discount$34.991 Year
  • Premium Yearly$34.991 Year
  • yearly access3 Days trial$39.991 Year
  • Extended Trial3 Days trial$39.991 Year
  • full access7 Days trial$49.991 Year
One-time3
  • store credit$1.99
  • carey ai credits$8.99
  • lifetime upgrade$119.99
2 purchases

MCAS AI Scanner

Subscriptions2
  • MCAS Plus Monthly$5.991 Month
  • MCAS Plus Annual7 Days trial$34.991 Year

Questions

Is MCAS Tracker free?
MCAS Tracker is free to download, with in-app purchases available.
Is MCAS AI Scanner free?
MCAS AI Scanner is free to download, with in-app purchases available.
Do MCAS Tracker or MCAS AI Scanner have ads?
MCAS AI Scanner shows ads; MCAS Tracker does not.
Which is updated more often, MCAS Tracker or MCAS AI Scanner?
MCAS Tracker ships an update every 6 months, and MCAS AI Scanner every 2 days. Most recently, MCAS Tracker was updated on September 20, 2026 and MCAS AI Scanner on September 10, 2026.

Other comparisons