# ASAS App vs Rheumatologic Diseases

The clearest difference is rating: ASAS App at 5.0 against Rheumatologic Diseases's 1.0. Rheumatologic Diseases's advantage is update cadence (every 5 weeks vs every 20 months). On price, ratings volume, 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.

ASAS App holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

ASAS App ships an update every 20 months, Rheumatologic Diseases every 5 weeks. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | ASAS App | Rheumatologic Diseases |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/asas-app/id650291528/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/rheumatologic-diseases/id1251067402/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 45 MB | 19 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Stichting Assessment of Spondyloarthritis international Society](https://appshunter.io/developer/650291731) | [@Point of Care](https://appshunter.io/developer/916313675) |

## What reviewers say

### ASAS App

[App page](https://appshunter.io/ios/app/asas-app/id650291528)

This medical app provides essential tools for assessing Ankylosing Spondylitis. It includes calculators for key disease activity scores and offers comprehensive information on diagnosis, classification, and treatment of spondyloarthritis.

**Highlights:** ASDAS calculator, BASDAI calculator, Spondyloarthritis classification, Diagnosis information, Treatment guidelines, ASAS Health Index

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

**In-app purchases:** none


### Rheumatologic Diseases

[App page](https://appshunter.io/ios/app/rheumatologic-diseases/id1251067402)

This clinical decision support tool helps rheumatologists access evidence-based medical content and manage patient data. It features voice-activated search, case studies, and patient education resources to improve care at the point of need.

**Highlights:** Evidence-based medical content, Voice-activated search with Watson, Patient data tracking, Case studies and videos, Continuing medical education credit, Patient education resources

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

**In-app purchases:** none


## Frequently asked questions

### Is ASAS App free?

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

### Is Rheumatologic Diseases free?

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

### Which has better reviews, ASAS App or Rheumatologic Diseases?

ASAS App is rated higher. ASAS App averages 5.0 out of 5 from 1 ratings, while Rheumatologic Diseases averages 1.0 from 1 ratings.

### Do ASAS App or Rheumatologic Diseases have ads?

Neither ASAS App nor Rheumatologic Diseases shows ads.

### Which is updated more often, ASAS App or Rheumatologic Diseases?

ASAS App ships an update every 20 months, and Rheumatologic Diseases every 5 weeks. Most recently, ASAS App was updated on November 1, 2026 and Rheumatologic Diseases on November 2, 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.*