# Secret Agent Jack Stalwart — Global adventure game for kids > Educational adventure game for kids based on a popular book series. (iPhone/iPad app by Elizabeth Singer.) - Source: https://appshunter.io/ios/app/secret-agent-jack-stalwart/id635110829 (this page in markdown: same URL + `.md`) - Developer: [Elizabeth Singer](https://appshunter.io/developer/635110832) - Category: Education, Games, Adventure, Puzzle - Price: Free - Rating: 3.90/5 from 10 App Store ratings · 11 written reviews indexed - Age rating: 4+ - Requires: iOS 9.0 · 504 MB - Languages: American English - Released: 2013-06-11 - Data updated: 2026-06-06 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/secret-agent-jack-stalwart/id635110829/reviews.md ## What is Secret Agent Jack Stalwart? Based on the award-winning 'Secret Agent Jack Stalwart' children's book series. In the app, children become 'secret agents' on a mission (as Jack, Kate or an alter ago) to try and find the location of eight stolen treasures and the villains behind each theft. Each time they rescue a treasure, they earn a passport stamp. After collecting all eight, they win a downloadable and collectible prize from the series. Like the books, the 'Secret Agent Jack Stalwart' app was designed to educate children about world culture and geography. The 14-book series has won awards, been named a 'must read' for boys by the British Education Secretary, serialized by BBC Radio, and featured on Virgin Atlantic Airways' international flights. Millions of copies have sold, and it's been translated into multiple languages. ​​ For more information about the 'Secret Agent Jack Stalwart' series, its author and the app's privacy policy visit: www.elizabethsingerhunt.com. To play more 'Jack' games, visit: www.jackstalwart.com. ## Key features - Global treasure hunt missions - Collect passport stamps - Learn world culture and geography - Play as different characters - Downloadable collectible prizes ## Recent user reviews (10 of 11) All indexed reviews: https://appshunter.io/ios/app/secret-agent-jack-stalwart/id635110829/reviews.md ### 5/5 — Brilliant *2020-05-15, version 1.5* Brilliant ### 5/5 — recommend *2019-09-22, version 1.5* Got this app for my grandson Morgan! He can't get enough of Jack Stalwart. Loves his books, website and app. ### 5/5 — Mr *2019-09-20, version 1.5* Fun addition to books. ### 5/5 — Fun and interesting *2019-09-17, version 1.5* Good educational content and flows nicely ### 1/5 — Can't get started *2017-08-26, version 1.04* I can't even solve the first picture puzzle rubbish ### 3/5 — Puzzle problem *2017-01-20, version 1.04* My son got to Egypt and it crashed on the puzzles. He really enjoyed the game. Four pieces of the puzzle are the same therefore he can't properly finish it. ### 5/5 — LOVE THIS!!! *2015-12-18, version 1.04* I LOVE THIS, ### 2/5 — It crashes *2014-11-09, version 1.02* Good game but it crashes in Cambodia right as you get to Chengda. Can you fix please?😔😔😔😔😔😔😔😔😔😔😔😔😔😔😔😔😰😰😰😰 ### 5/5 — Good game for kids *2014-05-03, version 1.02* It's easy to play. My six year old likes it. ### 5/5 — Grate *2014-04-09, version 1.02* Fantastic ## Frequently asked questions about Secret Agent Jack Stalwart ### What is Secret Agent Jack Stalwart? Secret Agent Jack Stalwart is an educational adventure game for children based on the award-winning book series. Players become secret agents on missions to find stolen treasures and learn about world culture and geography. ### How do I win prizes in Secret Agent Jack Stalwart? You earn a passport stamp for each treasure you rescue. After collecting all eight stamps, you will win a downloadable and collectible prize from the series. ### What age is Secret Agent Jack Stalwart suitable for? The app is suitable for children aged 4 and up, as indicated by its age rating. ### Does Secret Agent Jack Stalwart have ads? No, Secret Agent Jack Stalwart does not contain advertisements. ### What devices support Secret Agent Jack Stalwart? Currently, Secret Agent Jack Stalwart is supported on iPads. ### How often is Secret Agent Jack Stalwart updated? The app was last updated on September 14, 2019, with version 1.5. Information on future update frequency is not available. ### What is the user rating for Secret Agent Jack Stalwart? Secret Agent Jack Stalwart has a rating of 3.9 stars based on 10 ratings. ### Does Secret Agent Jack Stalwart require an internet connection to play? The provided information does not specify whether an internet connection is required to play Secret Agent Jack Stalwart. However, many educational games offer offline play options. ## Version history (last 5 releases) ### 1.5 — 2019-09-14 Update with new iOS version ### 1.04 — 2015-05-01 Updated targeted age rating. ### 1.03 — 2015-04-16 general improvements ### 1.02 — 2013-11-23 general improvements ### 1.01 — 2013-11-07 Compatible with IOS7. Updated App Icon. ## Apps similar to Secret Agent Jack Stalwart | App | Rating | Price | Category | | --- | --- | --- | --- | | [Investigation Declaration](https://appshunter.io/ios/app/investigation-declaration/id6743125653) | — | Free | Education | | [The Golden Rule](https://appshunter.io/ios/app/the-golden-rule/id1465222382) | 4.0 (4) | Free | Education | | [Reading Train - My First Books](https://appshunter.io/ios/app/reading-train-my-first-books/id1201673979) | — | $9.99 | Education | | [Access Language Arts Lite](https://appshunter.io/ios/app/access-language-arts-lite/id775950595) | — | Free | Education | | [Pinna: Audio stories for kids](https://appshunter.io/ios/app/pinna-audio-stories-for-kids/id1218953380) | 3.4 (16) | Free | Education | | [TimePod Adventures: STEM Game](https://appshunter.io/ios/app/timepod-adventures-stem-game/id1580919771) | 5.0 (6) | Free | Education | --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-06.*