# UpToDate vs X

The clearest difference is rating: X at 5.0 against UpToDate's 3.6. X also leads on monetization model (free vs subscription) and update cadence (every 8 days vs every 5 weeks). UpToDate's advantage is ratings volume (583 vs 1). 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.

X holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: UpToDate has 583 ratings behind it against 1, so its average is the more settled of the two.

UpToDate ships an update every 5 weeks, X every 8 days. The most recent releases landed on October 26, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | UpToDate | X |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (583 ratings)](https://appshunter.io/ios/app/uptodate/id334265345/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/x-plain/id898690322/reviews)** |
| Number of ratings | **583** | 1 |
| Positive reviews | 28.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 8 days** |
| Monetization | Subscription | **Free** |
| Size | 56 MB | 2 MB |
| Requires iOS | **18.0** | 18.5 |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [UpToDate, Inc.](https://appshunter.io/developer/334265348) | [PATIENT EDUCATION INSTITUTE INC](https://appshunter.io/developer/889646362) |

## What reviewers say

### UpToDate

[App page](https://appshunter.io/ios/app/uptodate/id334265345)

This clinical decision support tool provides healthcare professionals with evidence-based guidance to improve patient care. It features AI-powered conversational answers, continuously updated medical content, and tools for drug reference, calculations, and patient education.

**Highlights:** Expert AI conversational guidance, Gold standard clinical content, Practice-changing updates, Patient education materials, Drug reference and interactions, Clinical calculators, Kidney dosing guidance

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 💎 Invaluable medical resource
- 🚀 Quick and easy to use
- 🔍 Comprehensive and up-to-date content

**What reviewers complain about**

- 🐛 Frequent crashes and freezing issues
- 🔌 Unreliable offline functionality
- 💰 Expensive subscription cost

**Reported bugs**

- Inability to download offline content
- Constant need to re-authenticate
- Incompatibility with recent iOS updates

**Requested features**

- Highlight and annotate content
- Improved institutional login support
- Dark mode and font size options


### X

[App page](https://appshunter.io/ios/app/x-plain/id898690322)

This medical education app offers a vast library of narrated tutorials covering numerous specialties. It's designed for healthcare settings to help patients understand medical conditions and treatments through interactive learning.

**Highlights:** Narrated educational tutorials, Interactive quizzes with feedback, Covers 35 medical specialties, Over 1100 English titles, Over 500 Spanish titles, Self-paced learning

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is UpToDate free?

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

### Is X free?

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

### Which has better reviews, UpToDate or X?

X is rated higher. UpToDate averages 3.6 out of 5 from 583 ratings, while X averages 5.0 from 1 ratings.

### Do UpToDate or X have ads?

Neither UpToDate nor X shows ads.

### Which is updated more often, UpToDate or X?

UpToDate ships an update every 5 weeks, and X every 8 days. Most recently, UpToDate was updated on October 26, 2026 and X on October 7, 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.*