# GRAPPA App vs ELM 2026

The clearest difference is update cadence: ELM 2026 at every 5 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.

GRAPPA App ships an update every 3 months, ELM 2026 every 5 days. The most recent releases landed on October 8, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | GRAPPA App | ELM 2026 |
| --- | --- | --- |
| 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 3 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 64 MB | 20 MB |
| Requires iOS | 13.0 | 13 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Group for Research and Assessment of Psoriasis and Psoriatic Arthritis](https://appshunter.io/developer/1346646780) | [Expomeeting](https://appshunter.io/developer/1498921317) |

## 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


### ELM 2026

[App page](https://appshunter.io/ios/app/elm-2026/id6759458174)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GRAPPA App free?

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

### Is ELM 2026 free?

ELM 2026 is free to download, with no in-app purchases.

### Do GRAPPA App or ELM 2026 have ads?

Neither GRAPPA App nor ELM 2026 shows ads.

### Which is updated more often, GRAPPA App or ELM 2026?

GRAPPA App ships an update every 3 months, and ELM 2026 every 5 days. Most recently, GRAPPA App was updated on October 8, 2026 and ELM 2026 on October 25, 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.*