# GRAPPA App vs PhotoDoc

The clearest difference is in-app purchases: GRAPPA App at none against PhotoDoc's 4. GRAPPA App also leads on iOS requirement (13.0 vs 15.0). PhotoDoc's advantage is update cadence (every 3 weeks vs every 3 months) and ratings volume (65 vs 2). On price, rating, ads and device support there is nothing between them.

Both are free to download. PhotoDoc sells 4 in-app purchases, starting at $9.99 per month. GRAPPA App asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for GRAPPA App against 4.9 for PhotoDoc. That said, the two scores are not equally well evidenced: PhotoDoc has 65 ratings behind it against 2, so its average is the more settled of the two.

GRAPPA App ships an update every 3 months, PhotoDoc every 3 weeks. The most recent releases landed on October 8, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | GRAPPA App | PhotoDoc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/grappa-app/id1346646781/reviews)** | [4.9 (65 ratings)](https://appshunter.io/ios/app/photodoc/id1509682627/reviews) |
| Number of ratings | 2 | **65** |
| Positive reviews | — | 57.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#88** |
| Size | 64 MB | 108 MB |
| Requires iOS | **13.0** | 15.0 |
| 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) | [Wiseminer](https://appshunter.io/developer/1501426359) |

## 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


### PhotoDoc

[App page](https://appshunter.io/ios/app/photodoc/id1509682627)

**Currently charting:** #88 Top Grossing · Medical (US App Store)

This healthcare platform allows medical professionals to capture and manage patient photos and videos securely. It offers smart camera features for standardized imaging, AI-powered facial analysis, and organized cloud storage, ensuring patient data is separate from personal files.

**Highlights:** Standardized photo and video capture, Before and after collage creation, AI facial analysis, Secure cloud storage, Cross-device synchronization, Biometric and PIN app protection

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PhotoDoc Starter | $9.99 | per month |
| PhotoDoc Plus | $29.99 | per month |
| PhotoDoc Pro | $59.99 | per month |
| PhotoDoc Pro Teams | $349.99 | per month |


## Frequently asked questions

### Is GRAPPA App free?

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

### Is PhotoDoc free?

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

### Which has better reviews, GRAPPA App or PhotoDoc?

GRAPPA App is rated higher. GRAPPA App averages 5.0 out of 5 from 2 ratings, while PhotoDoc averages 4.9 from 65 ratings.

### Do GRAPPA App or PhotoDoc have ads?

Neither GRAPPA App nor PhotoDoc shows ads.

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

GRAPPA App ships an update every 3 months, and PhotoDoc every 3 weeks. Most recently, GRAPPA App was updated on October 8, 2026 and PhotoDoc on October 29, 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.*