# MCAS Tracker vs Triggerbites AI

The clearest difference is update cadence: Triggerbites AI at every 6 days against MCAS Tracker's every 6 months. Triggerbites AI also leads on rating (4.8 vs 4.5). MCAS Tracker's advantage is device support (4 vs 2) and ratings volume (18 vs 6). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. MCAS Tracker sells 16 in-app purchases, starting at $4.95 per month and Triggerbites AI sells 6 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Triggerbites AI holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 18 and 6 respectively. Written reviews split almost evenly too, at 75% and 75% positive.

MCAS Tracker ships an update every 6 months, Triggerbites AI every 6 days. The most recent releases landed on September 20, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | MCAS Tracker | Triggerbites AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (18 ratings)](https://appshunter.io/ios/app/mcas-tracker/id6754931863/reviews) | **[4.8 (6 ratings)](https://appshunter.io/ios/app/triggerbites-ai-food-diary/id6755041249/reviews)** |
| Number of ratings | **18** | 6 |
| Positive reviews | 75.0% of reviews | 75.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 238 MB | 113 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Digital Therapeutics](https://appshunter.io/developer/1721663167) | [Datachill](https://appshunter.io/developer/1851458982) |

## What reviewers say

### MCAS Tracker

[App page](https://appshunter.io/ios/app/mcas-tracker/id6754931863)

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:** macOS Compatibility, Siri integration, Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| flex pass | $4.95 | per month |
| easy pass | $7.99 | per 7 days |
| flex pass | $12.99 | per month |
| carey ai max | $19.99 | per month |
| yearly access | $19.99 | per year |
| smart pass | $19.99 | per year |
| carey ai ultra | $29.99 | per month |
| plus | $29.99 | per year |
| limited discount | $34.99 | per year |
| Premium Yearly | $34.99 | per year |
| yearly access | $39.99 | per year |
| Extended Trial | $39.99 | per year |
| full access | $49.99 | per year |
| store credit | $1.99 | one-time |
| carey ai credits | $8.99 | one-time |
| lifetime upgrade | $119.99 | one-time |


### Triggerbites AI

[App page](https://appshunter.io/ios/app/triggerbites-ai-food-diary/id6755041249)

This AI-powered journal helps you easily track meals and symptoms to identify patterns between your diet and how you feel. Log entries quickly via text, photo, or voice, and gain insights into potential food sensitivities and their impact on your health. Share detailed reports with healthcare professionals.

**Highlights:** AI-powered food and symptom tracking, Quick logging via text, photo, or voice, Identifies patterns and correlations, Supports elimination diets, Exportable reports for healthcare providers, Offline functionality

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $3.99 | per 7 days |
| Premium subscription 1 month | $8.99 | per month |
| Premium Monthly | $12.99 | per month |
| Premium subscription 6 months | $29.99 | per 6 months |
| TriggerBites Pro – Annual | $39.99 | per year |
| Premium Yearly | $79.99 | per year |


## Frequently asked questions

### Is MCAS Tracker free?

MCAS Tracker is free to download, with in-app purchases available.

### Is Triggerbites AI free?

Triggerbites AI is free to download, with in-app purchases available.

### Which has better reviews, MCAS Tracker or Triggerbites AI?

Triggerbites AI is rated higher. MCAS Tracker averages 4.5 out of 5 from 18 ratings, while Triggerbites AI averages 4.8 from 6 ratings.

### Do MCAS Tracker or Triggerbites AI have ads?

Neither MCAS Tracker nor Triggerbites AI shows ads.

### Which is updated more often, MCAS Tracker or Triggerbites AI?

MCAS Tracker ships an update every 6 months, and Triggerbites AI every 6 days. Most recently, MCAS Tracker was updated on September 20, 2026 and Triggerbites AI on September 22, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*