Backyard Apollo AR vs Planet Gravity
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Backyard Apollo AR
Experience a life-sized Apollo Saturn V rocket in augmented reality. Explore it from all angles, walk around it, and launch it with realistic sounds and visuals. Customize your rocket experience and share snapshots.
- Life-sized rocket model
- 360-degree viewing
- Augmented reality placement
- Realistic launch sequence
- Authentic mission sounds
- Customizable rocket experience
- Snapshot sharing
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Its the model rocket you’ve always wanted! See a life-sized Apollo Saturn V rocket up close from every angle walk under and around it, then blast it off! Authentic mission sounds using 3D positional audio — wear headphones for the coolest effect — combine with realistic high-detail graphics, physically-based rendering, and HDR audio recordings of real rocket launches to make the experience just like being there! You’ll be able to launch your rocket again and again, from anywhere you like. Just tap where you want your rocket to appear. It's that easy! Launch a tiny model on your desktop or a full-sized giant in a field! Backyard Apollo offers ways to customize your experience too, making it even more fun to launch your rockets and take snapshots for your friends. “3…2…1…Houston: we have liftoff”!
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.
Screenshots
Verdict
The clearest difference is price: Backyard Apollo AR at Free against Planet Gravity's $11.00. Backyard Apollo AR also leads on rating (4.7 vs 4.2) and in-app purchases (none vs 1). On update cadence, device support 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
Backyard Apollo AR is free to download; Planet Gravity costs $11.00 up front. Planet Gravity sells 1 one-off in-app purchase. Backyard Apollo AR asks for nothing beyond the download.
Backyard Apollo AR holds the better App Store score, 4.7 against 4.2. That said, the two scores are not equally well evidenced: Backyard Apollo AR has 1.5K ratings behind it against 54, so its average is the more settled of the two. Written reviews point the same way: 70% of Backyard Apollo AR's written reviews are positive against 44% of Planet Gravity's.
Backyard Apollo AR ships an update every 7 months, Planet Gravity every 4 months. The most recent releases landed on October 13, 2026 and October 6, 2026 respectively.
| Parameter | Backyard Apollo AR | Planet Gravity |
|---|---|---|
| Price | Free — better | $11.00 |
| Rating | 4.7 (1.5K ratings) — better | 4.2 (54 ratings) |
| Positive reviews | 69.6% of reviews — better | 44.1% of reviews |
| Number of ratings | 1.5K — better | 54 |
| Update frequency | Every 7 months | Every 4 months — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.6 |
| Further details — not scored | ||
| Size | 82 MB | 108 MB |
| Age rating | 4+ | 4+ |
| Developer | Wobbleworks LLC | Oscar Tsang |
Customer experience
Backyard Apollo AR
Planet Gravity
Bugs and requests
Backyard Apollo AR
Reported bugs
3 issues- Startup crashes and sensor reset loops
- Rocket launch sequence freezes
- Persistent audio issues after app closure
Requested features
3 requests- Add more rocket models and launch configurations
- Implement video recording capability
- Improve overall stability and performance
Planet Gravity
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Backyard Apollo AR
No in-app purchases
Planet Gravity
- Golden Pass$2.99
Questions
Is Backyard Apollo AR free?
Is Planet Gravity free?
Which has better reviews, Backyard Apollo AR or Planet Gravity?
Do Backyard Apollo AR or Planet Gravity have ads?
Which is updated more often, Backyard Apollo AR or Planet Gravity?
Other comparisons
