# ASAS App vs EspondiloApp

The clearest difference is update cadence: EspondiloApp at every 5 weeks against ASAS App's every 20 months. EspondiloApp also leads on iOS requirement (8.0 vs 15.6). 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.

ASAS App ships an update every 20 months, EspondiloApp every 5 weeks. The most recent releases landed on October 17, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | ASAS App | EspondiloApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/asas-app/id650291528/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 45 MB | 16 MB |
| Requires iOS | 15.6 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Stichting Assessment of Spondyloarthritis international Society](https://appshunter.io/developer/650291731) | [AlfamediaWEB SAS](https://appshunter.io/developer/1118780946) |

## 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


### EspondiloApp

[App page](https://appshunter.io/ios/app/espondiloapp/id1118780947)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ASAS App free?

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

### Is EspondiloApp free?

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

### Do ASAS App or EspondiloApp have ads?

Neither ASAS App nor EspondiloApp shows ads.

### Which is updated more often, ASAS App or EspondiloApp?

ASAS App ships an update every 20 months, and EspondiloApp every 5 weeks. Most recently, ASAS App was updated on October 17, 2026 and EspondiloApp on October 3, 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.*