# ASAS App vs PlasmaBind Tacrolimus

The clearest difference is in-app purchases: ASAS App at none against PlasmaBind Tacrolimus's 1. PlasmaBind Tacrolimus's advantage is update cadence (every 9 days vs every 20 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PlasmaBind Tacrolimus sells 1 in-app purchase, starting at $9.99 per year. ASAS App asks for nothing beyond the download.

ASAS App ships an update every 20 months, PlasmaBind Tacrolimus every 9 days. The most recent releases landed on October 17, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | ASAS App | PlasmaBind Tacrolimus |
| --- | --- | --- |
| 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** | Yes |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 45 MB | 31 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Stichting Assessment of Spondyloarthritis international Society](https://appshunter.io/developer/650291731) | [PlasmaBind Inc.](https://appshunter.io/developer/1886827840) |

## 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


### PlasmaBind Tacrolimus

[App page](https://appshunter.io/ios/app/plasmabind-tacrolimus/id6761334458)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PlasmaBind Pro | $9.99 | per year |


## Frequently asked questions

### Is ASAS App free?

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

### Is PlasmaBind Tacrolimus free?

PlasmaBind Tacrolimus is free to download, with in-app purchases available.

### Do ASAS App or PlasmaBind Tacrolimus have ads?

Neither ASAS App nor PlasmaBind Tacrolimus shows ads.

### Which is updated more often, ASAS App or PlasmaBind Tacrolimus?

ASAS App ships an update every 20 months, and PlasmaBind Tacrolimus every 9 days. Most recently, ASAS App was updated on October 17, 2026 and PlasmaBind Tacrolimus on October 28, 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.*