# uCentral™ for Institutions vs Acorn Scanner

The clearest difference is rating: uCentral™ for Institutions at 4.9 against Acorn Scanner's 1.0. uCentral™ for Institutions also leads on ratings volume (3.1K vs 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.

uCentral™ for Institutions holds the better App Store score, 4.9 against 1.0. That said, the two scores are not equally well evidenced: uCentral™ for Institutions has 3.1K ratings behind it against 1, so its average is the more settled of the two.

uCentral™ for Institutions ships an update every 3 months, Acorn Scanner every 2 months. The most recent releases landed on November 5, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | uCentral™ for Institutions | Acorn Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (3.1K ratings)](https://appshunter.io/ios/app/ucentral-for-institutions/id301867156/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/acorn-scanner/id1047457771/reviews) |
| Number of ratings | **3.1K** | 1 |
| Positive reviews | 90.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 15 MB | 17 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Unbound Medicine, Inc.](https://appshunter.io/developer/300420400) | [Acorn Credentialing Solutions Inc.](https://appshunter.io/developer/1077245038) |

## What reviewers say

### uCentral™ for Institutions

[App page](https://appshunter.io/ios/app/ucentral-for-institutions/id301867156)

This app provides clinicians and trainees with essential medical references and tools at the point of care. It aggregates trusted medical content, including full-text journal articles and quick-reference guides, directly to mobile devices through institutional subscriptions.

**Highlights:** Prime PubMed with exclusive journal searching, Access to over 30 medical references, Full-text journal articles with local holdings links, Visual literature exploration with Grapherence®, Universal index and full-text searching, Personalized favorites with tagging, Custom notes and highlights

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 💻 Comprehensive medical reference
- 🔍 Excellent search functionality
- 📚 Wide range of resources (journals, textbooks, etc.)
- 🔍 Helpful for clinical work and education
- 🚀 Fast and efficient

**What reviewers complain about**

- 🐛 Occasional crashes or stability issues
- 🔑 Requires login/account setup
- 🔍 Cluttered search/navigation at times
- 📦 Large app size can cause storage issues

**Reported bugs**

- Login screen freezes
- Incompatible with older devices

**Requested features**

- Add more practice questions/quizzes
- Improve dictionary/definition functionality
- Provide offline access to more content


### Acorn Scanner

[App page](https://appshunter.io/ios/app/acorn-scanner/id1047457771)

This app allows users to upload files to a healthcare credentialing system. It serves as a mobile extension for managing important documents within the healthcare credentialing platform.

**Highlights:** File uploading, Healthcare credentialing system integration, Mobile document management, Secure file transfer

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is uCentral™ for Institutions free?

uCentral™ for Institutions is free to download, with no in-app purchases.

### Is Acorn Scanner free?

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

### Which has better reviews, uCentral™ for Institutions or Acorn Scanner?

uCentral™ for Institutions is rated higher. uCentral™ for Institutions averages 4.9 out of 5 from 3.1K ratings, while Acorn Scanner averages 1.0 from 1 ratings.

### Do uCentral™ for Institutions or Acorn Scanner have ads?

Neither uCentral™ for Institutions nor Acorn Scanner shows ads.

### Which is updated more often, uCentral™ for Institutions or Acorn Scanner?

uCentral™ for Institutions ships an update every 3 months, and Acorn Scanner every 2 months. Most recently, uCentral™ for Institutions was updated on November 5, 2026 and Acorn Scanner on November 2, 2026.

---

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