# DiagnosUs vs USEK Official

The clearest difference is update cadence: USEK Official at every 4 days against DiagnosUs's fortnightly. USEK Official also leads on iOS requirement (14.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

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

DiagnosUs ships an update fortnightly, USEK Official every 4 days. The most recent releases landed on October 22, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | DiagnosUs | USEK Official |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (1K ratings)](https://appshunter.io/ios/app/diagnosus/id1369759559/reviews)** | — |
| Number of ratings | **1K** | — |
| Positive reviews | 79.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 42 MB | 24 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Centaur Labs](https://appshunter.io/developer/1369759558) | [Holy Spirit University of Kaslik - USEK](https://appshunter.io/developer/1813560579) |

## What reviewers say

### DiagnosUs

[App page](https://appshunter.io/ios/app/diagnosus/id1369759559)

Engage with real medical cases to enhance your diagnostic skills and earn rewards. This educational game is designed for students and professionals to test their knowledge across various specialties and contribute to AI research.

**Highlights:** Analyze diverse medical cases, Improve diagnostic skills, Earn rewards for participation, Contribute to AI research, Study for medical exams, Regularly updated datasets

**In-app purchases:** none

**What reviewers like**

- 💰 Earn money while learning
- 🧠 Helpful for medical students and professionals
- 🤓 Interesting and educational content
- 👍 Fun and engaging app
- 🤝 Responsive and helpful support team

**What reviewers complain about**

- 🐛 Bugs and technical issues (crashes, freezes, slow loading)
- ⏱️ Time-consuming to compete and earn rewards
- 🤖 Inconsistent or inaccurate AI-graded answers
- 🤑 Difficult to earn significant amounts of money
- 🔒 Withdrawal issues for some countries

**Reported bugs**

- App crashes and freezes
- Inaccurate or inconsistent grading of answers
- Withdrawal and payment issues for some users
- Compatibility problems with certain devices and OS versions

**Requested features**

- More diverse medical topics and case studies
- Separate competitions for students vs. professionals
- Ability to discuss and provide feedback on cases
- Improved instructions and explanations
- Compatibility with older devices and iOS versions


### USEK Official

[App page](https://appshunter.io/ios/app/usek-official/id6741477064)

**In-app purchases:** none


## Frequently asked questions

### Is DiagnosUs free?

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

### Is USEK Official free?

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

### Do DiagnosUs or USEK Official have ads?

Neither DiagnosUs nor USEK Official shows ads.

### Which is updated more often, DiagnosUs or USEK Official?

DiagnosUs ships an update fortnightly, and USEK Official every 4 days. Most recently, DiagnosUs was updated on October 22, 2026 and USEK Official 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.*