Solar System for iPad vs The Tree That Ate Everything
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Solar System for iPad
Explore our solar system with this interactive electronic book. Discover planets, moons, and spacecraft through stunning 3D objects, movies, and animations. Control orbits and view real scientific data for an immersive learning experience.
- Interactive orrery with controllable orbits
- Detailed 3D astronomical objects
- Spacecraft imagery from NASA, ESA, JAXA
- Live astronomical information from Wolfram|Alpha
- Richly illustrated with interactive diagrams and videos
- Exclusive theme song by Björk
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A breakthrough electronic book about our Solar System, offering hours of interactive exploration and presenting a treasure trove of visual information. Bestselling author Marcus Chown leads us on a grand tour through the incredible diversity of planets, moons, asteroids, comets and spacecraft that surround the Sun in our cosmic backyard. Illuminating his insightful and surprising text are a wealth of beautiful 3D objects, movies, images, animations, and diagrams, all fully interactive, richly detailed and accurately based on real scientific data. Set the heavens in motion in an interactive orrery that allows you to control the orbits of the moons and planets, observing them from any viewpoint with breath-taking surface detail. View the latest imagery returned by both manned and robot spacecraft, beautifully presented on the iPad screen. Then double-tap any astronomical object to jump directly to its chapter in the interactive book. Solar System for iPad is brought to you by RGB (creators of The Elements) and Faber & Faber (London’s greatest independent publisher). It raises the bar yet again on what an interactive book can be. A perfect gift for anyone with an iPad: Solar System allows the imagination to roam free from Mercury to Pluto and beyond. ------------ Awards: Winner of the FutureBook Digital Innovation Prize (The Bookseller Industry Awards) – March 2011 ------------ Reviews: “There is so much to this application that I can only begin to scratch the surface on its offerings. As with The Elements the content and presentation truly make learning fun and inspiring.” - WIRED Magazine “The new Solar System for iPad app is an amazing and extraordinarily attractive resource for amateur astronomers... an out-of-this-world digital book that is as informative as it is beautiful. It’s a stellar example for other reference app makers on how to best take advantage of the tablet medium.” - USA Today, Marc Saltzman ------------ Features: • Exclusive theme song by Björk • More than 150 beautifully presented story pages • Richly Illustrated with interactive diagrams, videos and 3D objects • Over 40 rotatable and zoomable 3D astronomical objects • Over 600 images from NASA, ESA and JAXA space missions • Detailed captions including technical data • Live astronomical information from Wolfram|Alpha® ------------ Languages: English, German, Japanese ------------ About the author: Leading science writer and former radio astronomer Marcus Chown is cosmology consultant to New Scientist magazine and the author of numerous books including The Quantum Zoo (known internationally as Quantum Theory Cannot Hurt You).
The Tree That Ate Everything
This app uses augmented reality to bring a children's book to life. Characters move, talk, and interact with 3D environments, enhanced by music and voiceovers for an immersive storytelling experience. Designed for all ages, it makes reading magical and engaging.
- Augmented reality book experience
- Animated characters and 3D environments
- Music and voiceover narration
- Interactive storytelling
- Easy to use for all ages
- Offline access to content
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"The Tree That Ate Everything" by Bob Feiner and illustrated by Gina Hagen is the story of Jake and Austin, who are twins. Jake has Down syndrome, while Austin is typical. On their birthday, they play with their toys, but a magical tree wants to join them. It also happens to be the tree's birthday. Using augmented reality, the reading experience is redefined by bringing the printed material to life. This enhancement of the learning process is applicable for content designed for both kids and adults. BRING STATIC PRINTED PAGES TO LIFE - Printed pages present a magical experience with augmented media content. Characters from the book move, talk and do things just like the story in the book. Scenarios and environments illustrated in the book are presented in 3D and can be viewed in many different angles. ENJOY THE DRAMA OF THE BOOK WITH MUSIC AND VOICEOVERS -Storytelling is enhanced by voiceovers and music. The app narrates the story alongside the animations and 3D illustrations to truly portray emotions, feelings and drama intended by the author. EASY TO ACCESS ANYTIME & ANYWHERE - Makes it very easy for users to download the app and instantly get started with the experience. It is designed for all age groups. EASY TO USE WITH NO PRIOR EXPERIENCE NEEDED - The user points at the phone at the book and the app does the rest. The animations and sounds auto start as long as the page is open. Turning the page triggers the following page content. So essentially it is no different from reading the book page by page.
Screenshots
Verdict
The clearest difference is price: The Tree That Ate Everything at Free against Solar System for iPad's $12.99. The Tree That Ate Everything also leads on rating (5.0 vs 4.1) and update cadence (every 4 months vs every 9 months). Solar System for iPad's advantage is ratings volume (23 vs 2). On ads, in-app purchases and iOS requirement 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
The Tree That Ate Everything is free to download; Solar System for iPad costs $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.
The Tree That Ate Everything holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Solar System for iPad has 23 ratings behind it against 2, so its average is the more settled of the two.
Solar System for iPad ships an update every 9 months, The Tree That Ate Everything every 4 months. The most recent releases landed on October 23, 2026 and October 18, 2026 respectively.
| Parameter | Solar System for iPad | The Tree That Ate Everything |
|---|---|---|
| Price | $12.99 | Free — better |
| Rating | 4.1 (23 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 54.8% of reviews | — |
| Number of ratings | 23 — better | 2 |
| Update frequency | Every 9 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 1.1 GB | 196 MB |
| Age rating | 4+ | 4+ |
| Developer | NatureGuides Ltd. | KAALO |
Customer experience
Solar System for iPad
The Tree That Ate Everything
Bugs and requests
Solar System for iPad
Reported bugs
3 issues- App crashes on launch for some users
- Unresponsive controls and freezing issues
- Incorrect or outdated information in some areas
Requested features
4 requests- Update Pluto and Ceres imagery
- Add information on newly discovered dwarf planets
- Improve interactivity and 3D modeling
- Provide offline access to content
The Tree That Ate Everything
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Solar System for iPad
No in-app purchases
The Tree That Ate Everything
No in-app purchases
Questions
Is Solar System for iPad free?
Is The Tree That Ate Everything free?
Which has better reviews, Solar System for iPad or The Tree That Ate Everything?
Do Solar System for iPad or The Tree That Ate Everything have ads?
Which is updated more often, Solar System for iPad or The Tree That Ate Everything?
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