# MindProber vs Tagmentia

The clearest difference is in-app purchases: MindProber at none against Tagmentia's 2. MindProber also leads on iOS requirement (12.4 vs 15.0). Tagmentia's advantage is update cadence (every 3 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Tagmentia sells 2 in-app purchases, starting at $1.99 per month. MindProber asks for nothing beyond the download.

MindProber ships an update monthly, Tagmentia every 3 days. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | MindProber | Tagmentia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mindprober/id1329984122/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Free | — |
| Size | 20 MB | 23 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mindprober, Lda](https://appshunter.io/developer/1329984121) | [Disinnova Ltd.](https://appshunter.io/developer/1869392960) |

## What reviewers say

### MindProber

[App page](https://appshunter.io/ios/app/mindprober/id1329984122)

This app enables users to participate in research studies by collecting biometric and behavioral data synchronized with multimedia content. Users can accept invitations, view rewards, and provide feedback on content to help improve multimedia quality.

**Highlights:** Biometric data collection, Behavioral data synchronization, Multimedia content evaluation, Response data to questionnaires, Invitation to research studies, Reward tracking

**In-app purchases:** none


### Tagmentia

[App page](https://appshunter.io/ios/app/tagmentia/id6757979924)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tagmentia Premium | $1.99 | per month |
| Tagmentia Premium | $19.99 | per year |


## Frequently asked questions

### Is MindProber free?

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

### Is Tagmentia free?

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

### Do MindProber or Tagmentia have ads?

Neither MindProber nor Tagmentia shows ads.

### Which is updated more often, MindProber or Tagmentia?

MindProber ships an update monthly, and Tagmentia every 3 days. Most recently, MindProber was updated on October 12, 2026 and Tagmentia on October 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.*