Planet Gravity vs Outer Space Game for Children
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Planet Gravity
Engage in a physics-based game simulating asteroid flight and solar system creation. Complete missions to explore the universe and pass the time. Discover other titles for freeform universe building.
- Physics-based gameplay
- Asteroid simulation
- Solar system creation
- Level-based missions
- Universe exploration
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"Planet Gravity" is a physical base game. We simulate asteroids flying over space. And create the solar system step by step. On each level, we will have some missions for you to finished. The goal of this game is increase your interesting on universe and helping you to the pass the time. And if you want to create the universe on your own freely, we have two games suggested to you. Find "myDream Universe" or "Sandbox Planet" on Appstore.
Outer Space Game for Children
This educational game helps children learn about the solar system, planets, and moons through interactive play. It features a child-friendly interface, full voiceover, and focuses on teaching colors and object sizes in a fun, outer space environment.
- Learn about planets and moons
- Differentiate object sizes
- Recognize colors
- Child-friendly interface
- Full voiceover support
- Safe and ad-free environment
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How many adults do you think can name the four largest moons of Jupiter – Io, Europa, Ganymede and Callisto? By playing this Kidify game, your children will easily get to know all about the Solar System’s planets and their moons even better than the majority of the Earth’s adult population! And on a more practical side for children, they will learn to differentiate between smaller and bigger objects as well as recognize colors. And it’s all achieved by having fun in outer space! More amazing features: * Child-friendly, intuitive interface so that kids from 2 years’ old can handle it * Fun and beautiful design made for kids * Full voiceover to help children play the game * No ads, no tracking your child’s activity – all is safe for your kids! Let’s take your kids into outer space! Download this app and try it for free today! If your child enjoys playing in the Solar System and wishes to continue, why not subscribe to Kidify and get access, not only to this amazing game, but also to all the Kidify apps that contain over 80 fun and educational games for children! Subscription options are USD 4.99 per month or USD 39.99 annually. Your account will be charged for renewal in the 24-hour period prior to the end of the current period. You can manage subscriptions and turn off auto-renewal in your device’s account settings at any time. Please review our Privacy Policy: https://kidify.games/privacy-policy/ and Terms of Use: https://kidify.games/terms-of-use/
Screenshots
Verdict
The clearest difference is price: Outer Space Game for Children at Free against Planet Gravity's $11.00. Outer Space Game for Children also leads on ads (none vs shown). Planet Gravity's advantage is review sentiment (44% vs 0%) and rating (4.2 vs 3.9). On ratings volume, update cadence, in-app purchases 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
Outer Space Game for Children is free to download; Planet Gravity costs $11.00 up front. Planet Gravity sells 1 one-off in-app purchase and Outer Space Game for Children sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
Planet Gravity holds the better App Store score, 4.2 against 3.9. Both are backed by a comparable volume of ratings — 54 and 149 respectively. Written reviews point the same way: 44% of Planet Gravity's written reviews are positive against 0% of Outer Space Game for Children's.
Planet Gravity ships an update every 4 months, Outer Space Game for Children every 6 months. The most recent releases landed on October 15, 2026 and October 21, 2026 respectively.
| Parameter | Planet Gravity | Outer Space Game for Children |
|---|---|---|
| Price | $11.00 | Free — better |
| Rating | 4.2 (54 ratings) — better | 3.9 (149 ratings) |
| Positive reviews | 44.1% of reviews — better | 0.0% of reviews |
| Number of ratings | 54 | 149 — better |
| Update frequency | Every 4 months — better | Every 6 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Paid | Freemium — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 108 MB | 184 MB |
| Age rating | 4+ | 4+ |
| Developer | Oscar Tsang | Apic Ways |
Customer experience
Planet Gravity
Outer Space Game for Children
In-app purchases
Planet Gravity
- Golden Pass$2.99
Outer Space Game for Children
- Kidify games for month$4.991 Month
- Kidify games for year$39.991 Year
Questions
Is Planet Gravity free?
Is Outer Space Game for Children free?
Which has better reviews, Planet Gravity or Outer Space Game for Children?
Do Planet Gravity or Outer Space Game for Children have ads?
Which is updated more often, Planet Gravity or Outer Space Game for Children?
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