# Eponyms vs uCentral™ for Institutions

The clearest difference is price: uCentral™ for Institutions at Free against Eponyms's $1.99. uCentral™ for Institutions also leads on rating (4.9 vs 2.5) and ratings volume (3.1K vs 2). Eponyms's advantage is iOS requirement (10.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

uCentral™ for Institutions is free to download; Eponyms costs $1.99 up front. 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 2.5. That said, the two scores are not equally well evidenced: uCentral™ for Institutions has 3.1K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 73% of Eponyms's written reviews are positive against 90% of uCentral™ for Institutions's.

Eponyms ships an update every 7 months, uCentral™ for Institutions every 3 months. The most recent releases landed on October 4, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Eponyms | uCentral™ for Institutions |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [2.5 (2 ratings)](https://appshunter.io/ios/app/eponyms/id286022402/reviews) | **[4.9 (3.1K ratings)](https://appshunter.io/ios/app/ucentral-for-institutions/id301867156/reviews)** |
| Number of ratings | 2 | **3.1K** |
| Positive reviews | 72.7% of reviews | **90.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 months** |
| Monetization | Paid | **Free** |
| Size | 18 MB | 13 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 12+ | 17+ |
| Developer | [Ossus GmbH](https://appshunter.io/developer/286022405) | [Unbound Medicine, Inc.](https://appshunter.io/developer/300420400) |

## What reviewers say

### Eponyms

[App page](https://appshunter.io/ios/app/eponyms/id286022402)

This app provides a quick reference for approximately 1800 medical eponyms, including common and obscure terms. It features full-text search, categorized browsing, and a learn mode for studying. Star your favorite eponyms for easy recall and practice.

**Highlights:** 1800+ medical eponyms, Full text search, Browse by 26 categories, Star favorite eponyms, Recently accessed list, Quick learn mode

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Eponyms free?

Eponyms costs $1.99, with no in-app purchases.

### Is uCentral™ for Institutions free?

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

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

uCentral™ for Institutions is rated higher. Eponyms averages 2.5 out of 5 from 2 ratings, while uCentral™ for Institutions averages 4.9 from 3.1K ratings.

### Do Eponyms or uCentral™ for Institutions have ads?

Neither Eponyms nor uCentral™ for Institutions shows ads.

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

Eponyms ships an update every 7 months, and uCentral™ for Institutions every 3 months. Most recently, Eponyms was updated on October 4, 2026 and uCentral™ for Institutions on October 17, 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.*