Knockaloe vs pGALS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Knockaloe
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Holding up to 23,000 internees and their 2,000 guards, Knockaloe Camp was the largest WW1 Internment Camp by far, and the heart of the British internment system. Our Interpretation Centre and App tell the story of the camp and the people who lived there over 100 years ago. Please enter the Interpretation Centre for an introduction to Knockaloe and to update your app content. Use our app to scan the QR codes around the site to find out more information about Knockaloe.
pGALS
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The pGALS app is a resource to demonstrate a basic musculoskeletal examination in children. The audience for the pGALS app is primarily medical students but is also relevant for nurses, allied health and any other health care professionals working with children. The pGALS app includes details of the pGALS step, what to look for and how to record findings. Multiple pGALS language translations are available.
Screenshots
Verdict
The clearest difference is iOS requirement: pGALS at 8.0 against Knockaloe's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on October 4, 2026 and October 12, 2026 respectively.
| Parameter | Knockaloe | pGALS |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 months | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 8.0 — better |
| Further details — not scored | ||
| Size | 50 MB | 85 MB |
| Age rating | 4+ | 4+ |
| Developer | 3 Legs Limited | PReS - Paediatric Rheumatology European Society |
In-app purchases
Knockaloe
No in-app purchases
pGALS
No in-app purchases
