# GRAPPA App vs CRUSE Control Urticaria

The clearest difference is update cadence: CRUSE Control Urticaria at weekly against GRAPPA App's every 3 months. CRUSE Control Urticaria also leads on ratings volume (8 vs 2). GRAPPA App's advantage is rating (5.0 vs 4.8) and iOS requirement (13.0 vs 15.5). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

GRAPPA App holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 2 and 8 respectively.

GRAPPA App ships an update every 3 months, CRUSE Control Urticaria weekly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | GRAPPA App | CRUSE Control Urticaria |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/grappa-app/id1346646781/reviews)** | [4.8 (8 ratings)](https://appshunter.io/ios/app/cruse-control-urticaria/id1609430940/reviews) |
| Number of ratings | 2 | **8** |
| Positive reviews | — | 75.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free | Free |
| Size | 64 MB | 35 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Group for Research and Assessment of Psoriasis and Psoriatic Arthritis](https://appshunter.io/developer/1346646780) | [Moxie GmbH](https://appshunter.io/developer/1609430942) |

## What reviewers say

### 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


### CRUSE Control Urticaria

[App page](https://appshunter.io/ios/app/cruse-control-urticaria/id1609430940)

This app helps individuals manage chronic urticaria by tracking daily symptoms and their impact on quality of life. It facilitates communication with healthcare providers to optimize treatment based on recorded data. Developed by leading dermatologists and allergologists, it aims to provide better control over the condition.

**Highlights:** Daily symptom recording, Quality of life impact tracking, Treatment response monitoring, Physician collaboration tool, Developed by medical experts

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

**In-app purchases:** none


## Frequently asked questions

### Is GRAPPA App free?

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

### Is CRUSE Control Urticaria free?

CRUSE Control Urticaria is free to download, with no in-app purchases.

### Which has better reviews, GRAPPA App or CRUSE Control Urticaria?

GRAPPA App is rated higher. GRAPPA App averages 5.0 out of 5 from 2 ratings, while CRUSE Control Urticaria averages 4.8 from 8 ratings.

### Do GRAPPA App or CRUSE Control Urticaria have ads?

Neither GRAPPA App nor CRUSE Control Urticaria shows ads.

### Which is updated more often, GRAPPA App or CRUSE Control Urticaria?

GRAPPA App ships an update every 3 months, and CRUSE Control Urticaria weekly. Most recently, GRAPPA App was updated on November 2, 2026 and CRUSE Control Urticaria on November 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.*