# MeSA vs TabCAT

The clearest difference is update cadence: MeSA at every 3 weeks against TabCAT's every 4 months. MeSA also leads on iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MeSA ships an update every 3 weeks, TabCAT every 4 months. The most recent releases landed on September 8, 2026 and August 29, 2026 respectively.

## The numbers

| Metric | MeSA | TabCAT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/tabcat/id1541698082/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | — | Free |
| Size | 53 MB | 205 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPad | iPad |
| Age rating | 4+ | 17+ |
| Developer | [BrainTrain Inc.](https://appshunter.io/developer/584469134) | [University of California at San Francisco](https://appshunter.io/developer/446489325) |

## What reviewers say

### MeSA

[App page](https://appshunter.io/ios/app/mesa-ae-assist/id1168004505)

**In-app purchases:** none


### TabCAT

[App page](https://appshunter.io/ios/app/tabcat/id1541698082)

This medical tool offers a suite of cognitive tests for assessing executive function, memory, language, motor skills, and visuospatial abilities. It also includes multidimensional questionnaires for subjects, informants, and examiners, designed for standardized measurement in clinical and research settings.

**Highlights:** Cognitive tests, Executive function assessment, Memory assessment, Language assessment, Motor skills assessment, Visuospatial skills assessment, Multidimensional questionnaires

**In-app purchases:** none


## Frequently asked questions

### Is MeSA free?

MeSA is free to download, with no in-app purchases.

### Is TabCAT free?

TabCAT is free to download, with no in-app purchases.

### Do MeSA or TabCAT have ads?

Neither MeSA nor TabCAT shows ads.

### Which is updated more often, MeSA or TabCAT?

MeSA ships an update every 3 weeks, and TabCAT every 4 months. Most recently, MeSA was updated on September 8, 2026 and TabCAT on August 29, 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.*