# RAUSSA vs GRAPPA App

The clearest difference is update cadence: RAUSSA at every 4 days against GRAPPA App's every 3 months. 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.

RAUSSA ships an update every 4 days, GRAPPA App every 3 months. The most recent releases landed on November 11, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | RAUSSA | GRAPPA App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/grappa-app/id1346646781/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 months |
| Monetization | — | Free |
| Size | 29 MB | 64 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Dialogo Tecnologico S.L.L.](https://appshunter.io/developer/1120125797) | [Group for Research and Assessment of Psoriasis and Psoriatic Arthritis](https://appshunter.io/developer/1346646780) |

## What reviewers say

### RAUSSA

[App page](https://appshunter.io/ios/app/raussa/id1323984017)

**Features:** macOS Compatibility

**In-app purchases:** none


### GRAPPA App

[App page](https://appshunter.io/ios/app/grappa-app/id1346646781)

This medical application aids in the assessment of patients with psoriatic arthritis and psoriasis. It provides tools to calculate disease severity scores and includes patient-completed questionnaires in multiple languages. Access to GRAPPA resources is also available.

**Highlights:** Psoriatic arthritis and psoriasis assessment, Disease severity calculators (MDA, PASI, BSA), Patient-completed questionnaires (PsAID, PEST, HAQ), Multilingual questionnaire support, Access to GRAPPA resources

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

**In-app purchases:** none


## Frequently asked questions

### Is RAUSSA free?

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

### Is GRAPPA App free?

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

### Do RAUSSA or GRAPPA App have ads?

Neither RAUSSA nor GRAPPA App shows ads.

### Which is updated more often, RAUSSA or GRAPPA App?

RAUSSA ships an update every 4 days, and GRAPPA App every 3 months. Most recently, RAUSSA was updated on November 11, 2026 and GRAPPA App 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.*