# Linus Tester vs MSPT

The clearest difference is device support: Linus Tester at 3 against MSPT's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on June 7, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Linus Tester | MSPT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (4 ratings)](https://appshunter.io/ios/app/linus-tester/id1523340677/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 202 MB | 509 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 17+ |
| Developer | [Linus Health, Inc.](https://appshunter.io/developer/1481489335) | [Qr8 Health Inc.](https://appshunter.io/developer/1231169399) |

## What reviewers say

### Linus Tester

[App page](https://appshunter.io/ios/app/linus-tester/id1523340677)

This platform collects extensive digital measurements related to brain health, including voice, speech, gait, cognition, and eye movement. It uses machine learning to analyze this data alongside electronic health records, creating precise metrics for evaluating interventions and personalizing brain health recommendations.

**Highlights:** Digital measurement collection, Voice and speech analysis, Gait and cognition tracking, Eye movement monitoring, Machine learning data analysis, Electronic health record integration

**Features:** macOS Compatibility

**In-app purchases:** none


### MSPT

[App page](https://appshunter.io/ios/app/mspt/id1543930951)

**In-app purchases:** none


## Frequently asked questions

### Is Linus Tester free?

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

### Is MSPT free?

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

### Do Linus Tester or MSPT have ads?

Neither Linus Tester nor MSPT shows ads.

### Which is updated more often, Linus Tester or MSPT?

Linus Tester ships an update every 2 months, and MSPT every 2 months. Most recently, Linus Tester was updated on June 7, 2026 and MSPT on May 16, 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.*