# Userbrain Recorder vs Acuity Studios

The clearest difference is rating: Acuity Studios at 4.0 against Userbrain Recorder's 1.3. Acuity Studios also leads on update cadence (every 2 days vs every 3 weeks). Userbrain Recorder's advantage is review sentiment (21% vs 0%). On price, ratings volume, 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.

Acuity Studios holds the better App Store score, 4.0 against 1.3. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews complicate that: 21% of Userbrain Recorder's written reviews are positive against 0% of Acuity Studios's, so the app with the better star average is not the one people write more warmly about.

Userbrain Recorder ships an update every 3 weeks, Acuity Studios every 2 days. The most recent releases landed on September 3, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Userbrain Recorder | Acuity Studios |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.3 (3 ratings)](https://appshunter.io/ios/app/userbrain-recorder/id929636134/reviews) | **[4.0 (3 ratings)](https://appshunter.io/ios/app/acuity-studios/id6754115004/reviews)** |
| Number of ratings | 3 | 3 |
| Positive reviews | **20.5% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free | Free |
| Size | 36 MB | 81 MB |
| Requires iOS | **15.1** | 16 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Userbrain GmbH](https://appshunter.io/developer/1539905865) | [Acuity Platforms Inc.](https://appshunter.io/developer/1828882716) |

## What reviewers say

### Userbrain Recorder

[App page](https://appshunter.io/ios/app/userbrain-recorder/id929636134)

Earn money by providing feedback on digital products and services. Record your user experience, share your opinions, and receive invitations to test for global brands. The app only records during active testing sessions, ensuring your data privacy.

**Highlights:** Earn money for feedback, Record user experience, Share opinions, Test global brands' products, Easy application process, Data privacy during testing

**Features:** Vision Pro support

**In-app purchases:** none


### Acuity Studios

[App page](https://appshunter.io/ios/app/acuity-studios/id6754115004)

Contribute to AI development by completing simple tasks and earn rewards for your efforts. Join a global community dedicated to making technology smarter and more accurate through your participation.

**Highlights:** Complete AI-related tasks, Earn rewards for participation, Contribute to AI training, Join a global community, Shape AI technology

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

**In-app purchases:** none


## Frequently asked questions

### Is Userbrain Recorder free?

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

### Is Acuity Studios free?

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

### Which has better reviews, Userbrain Recorder or Acuity Studios?

Acuity Studios is rated higher. Userbrain Recorder averages 1.3 out of 5 from 3 ratings, while Acuity Studios averages 4.0 from 3 ratings.

### Do Userbrain Recorder or Acuity Studios have ads?

Neither Userbrain Recorder nor Acuity Studios shows ads.

### Which is updated more often, Userbrain Recorder or Acuity Studios?

Userbrain Recorder ships an update every 3 weeks, and Acuity Studios every 2 days. Most recently, Userbrain Recorder was updated on September 3, 2026 and Acuity Studios on September 25, 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.*