3D Solar System vs 惑星AR
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
3D Solar System
Explore the solar system in 3D and augmented reality. Learn about planets, moons, stars, and constellations through interactive models, scientific facts, and engaging quizzes. Create your own planets with AI.
- 3D & AR Solar System models
- Scientific facts about celestial bodies
- Interactive star map
- Engaging educational tasks and quizzes
- AI-powered planet creation
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Have you ever wanted to hold the Solar System in your hands? Now you can. 3D Solar System turns your device into a window to the planets, constellations, and stars beyond. Solar System in 3D and AR Travel from the Sun to the icy edge of deep space — a planetary journey of nearly 15 billion kilometers through our cosmic backyard. Study planets, moons, dwarf planets, and two major asteroid fields: the Asteroid Belt between Mars and Jupiter, and the Kuiper Belt beyond Neptune. See how tiny Earth looks next to Jupiter. Zoom in on planets' craters, spin Saturn's rings, and realize just how vast the universe really is. Interactive star map for passionate stargazers A complete map of the night sky with gyroscope support. Tilt your device toward the ceiling and explore constellations like a true space explorer — as if you were standing under a real night sky. Learn each constellation's name, its ancient stories, and the astronomy behind them. Learn to identify Orion, Ursa Major, Cassiopeia and discover dozens more. What you can do: ► Study planets — from scorched Mercury to icy Neptune — along with moons, dwarf planets, and bright constellations like a real astronomer. ► Test your knowledge with quizzes, planet order challenges, "True or False", and mythology questions. Learn who the planets are named after, how long a day lasts on Pluto, and what makes a star shine. ► Create your own planet using AI — design it, name it, and explore it. 714,000+ people have downloaded our app. To put that in perspective: that's 79 times more than all the stars you can see in the night sky with your own eyes. Some features may require a subscription. Free version includes: basic planet info, part of the constellation catalog, some quizzes and tests, star map, and AI planet generation (up to 2 planets). Subscription unlocks: full content about the Solar System, full constellation catalog, all quizzes and tests, planet cross-sections, unlimited AI planet generation. Every planet is different. Each constellation has a story. The universe is waiting — and it's bigger than you ever imagined. Explore all planets, learn every constellation, and become the space explorer you've always wanted to be. Start your journey through space today. Privacy Policy: http://educationterra.com/privacy Terms Of Use: https://educationterra.com/tos
惑星AR
Explore the solar system with interactive visualizations. Understand planetary sizes and distances through intuitive modes, and learn fascinating facts with quizzes. Ideal for grasping astronomical concepts visually.
- Size comparison mode
- Distance comparison mode
- Orbit visualization
- Interactive 3D manipulation
- Detailed planet information
- Quiz-based trivia
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太陽から地球までの距離はどれくらいか知っていますか? 数値としては学校で習っても、 体感的にどれくらいの距離かをすぐに想像できる方は少ないと思います。 大きさや距離を感覚で理解したい方のために、このアプリを作成しました。 太陽系についての理解が深まる手助けとなれば幸いです。 <操作説明> 大きさ基準モード(惑星のサイズ比率を合わせて表示) 距離基準モード(惑星の距離比率を合わせて表示) 公転モード(惑星の公転の様子を表示) の3種類のモードがあります。 指で動かせるので、視点を変えて回転させたり、 2本指で拡大縮小もできます。 <その他の機能> ・各惑星の詳細情報、クイズ形式の豆知識付き ※公転モードは、36秒で約1年間となっています。
Screenshots
Verdict
The clearest difference is review sentiment: 惑星AR at 100% against 3D Solar System's 29%. 惑星AR also leads on in-app purchases (none vs 12) and ads (none vs shown). 3D Solar System's advantage is update cadence (fortnightly vs every 7 months). On price and device support 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. 3D Solar System sells 12 in-app purchases, starting at $7.99 per 7 days. 惑星AR asks for nothing beyond the download.
3D Solar System ships an update fortnightly, 惑星AR every 7 months. The most recent releases landed on October 26, 2026 and October 1, 2026 respectively.
| Parameter | 3D Solar System | 惑星AR |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (1.7K ratings) — better | — |
| Positive reviews | 28.8% of reviews | 100.0% of reviews — better |
| Number of ratings | 1.7K — better | — |
| Update frequency | Fortnightly — better | Every 7 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 351 MB | 81 MB |
| Age rating | 4+ | 4+ |
| Developer | Education Terra | Thunderbird, Inc. |
Customer experience
3D Solar System
惑星AR
Bugs and requests
3D Solar System
Reported bugs
3 issues- Planets displayed incorrectly
- Subscription charges without consent
- Inability to cancel subscription
Requested features
4 requests- More free content and features
- Realistic planet models and animations
- Expanded content beyond the solar system
- Improved accessibility and usability
惑星AR
Not enough reviews yet to summarise bugs or requests.
In-app purchases
3D Solar System
- 1 Week Subscription$7.997 Days
- 1 Month PRO3 Days trial$9.991 Month
- 1 month Sale2 Months trial$10.991 Month
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- 12 months sale3 Days trial$14.991 Year
- 6 months$19.996 Months
- Astronomy guide - Sky atlas$19.991 Month
- 12 months3 Days trial$29.991 Year
- Astronomy guide - Sky atlas3 Days trial$29.993 Months
- 2 Month Subscription3 Days trial$39.992 Months
- 2 Months Subscription3 Days trial$39.992 Months
- Disable Ads Sale$9.99
- Disable Ads$19.99
惑星AR
No in-app purchases
Questions
Is 3D Solar System free?
Is 惑星AR free?
Do 3D Solar System or 惑星AR have ads?
Which is updated more often, 3D Solar System or 惑星AR?
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