# Rheumatology vs Disease Guide..

The clearest difference is in-app purchases: Rheumatology at none against Disease Guide..'s 4. Rheumatology also leads on iOS requirement (11.0 vs 15.0). Disease Guide..'s advantage is update cadence (every 3 weeks vs every 42 months) and device support. On price there is nothing between them.

Both are free to download. Disease Guide.. sells 4 in-app purchases, starting at $2.99 per month. Rheumatology asks for nothing beyond the download.

Rheumatology ships an update every 42 months, Disease Guide.. every 3 weeks. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Rheumatology | Disease Guide.. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | Every 42 months | **Every 3 weeks** |
| Size | 27 MB | 196 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [medicine on line israel](https://appshunter.io/developer/1603691802) | [Olga Ivanova](https://appshunter.io/developer/1733570435) |

## What reviewers say

### Rheumatology

[App page](https://appshunter.io/ios/app/rheumatology/id1645863121)

**In-app purchases:** none


### Disease Guide..

[App page](https://appshunter.io/ios/app/disease-guide/id6670185689)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| en-au | $2.99 | per month |
| en-au | $2.99 | one-time |
| en-au | $5.99 | one-time |
| en-au | $59.99 | one-time |


## Frequently asked questions

### Is Rheumatology free?

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

### Is Disease Guide.. free?

Disease Guide.. is free to download, with in-app purchases available.

### Which is updated more often, Rheumatology or Disease Guide..?

Rheumatology ships an update every 42 months, and Disease Guide.. every 3 weeks. Most recently, Rheumatology was updated on October 4, 2026 and Disease Guide.. 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.*