Spaceflight Simulator vs Build Your Rocket
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Spaceflight Simulator
Build and launch rockets to explore a realistic, open universe. Experience space exploration with accurate physics and a vast, explorable solar system.
- Build custom rockets
- Realistic orbital mechanics
- Explore a scaled universe
- Visit planets and moons
- Open-world space exploration
- Real-life physics simulation
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This game is about space explorations, its about building your own rocket, and going out to explore and see whats out there, all while following real life physics. • Realistically scaled universe, with planets up to hundreds of kilometers in size and millions of kilometers of space between them. • Realistic orbital mechanics • Open universe, if you see something in the distance, you can go there, no limits, no invisible walls. Current planets: Mercury. Venus. Earth. Moon. Mars. Phobos. Deimos.
Build Your Rocket
Design and construct your own powerful rocket with optimal fuel and speed. Launch into space to explore distant planets, achieve higher scores, and unlock new levels in this interstellar adventure.
- Build custom rockets
- Manage fuel and speed
- Explore different planets
- Unlock new levels
- Compete for high scores
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Who doesn't want to reach other planets? Speed and fly away by building your rocket! Build a rocket with power, fuel, and speed to make it the most powerful of all. Start and fly to the farthest planets and reach to end of the galaxy if you can! The higher you go with your rocket to different planets, the better you score and reach new levels. Beat your competition and fly to all planets before they do! The score goes up high as your rocket reaches new heights in the galaxy. Do you see Mars? Accelerate and score! Features: - Build your own powerful rocket - Fuel and speed up - Reach different planets! - Unlock new levels
Screenshots
Verdict
Spaceflight Simulator and Build Your Rocket both sit at 4.8 stars, but that hides the real split: 86% of Spaceflight Simulator's written reviews are positive against 0% of Build Your Rocket's. Spaceflight Simulator also leads on ads (none vs shown) and ratings volume (97K vs 66). Build Your Rocket's advantage is in-app purchases (none vs 11) and iOS requirement (12.0 vs 15.0). On price, rating, update cadence 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. Spaceflight Simulator sells 10 one-off in-app purchases. Build Your Rocket asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.8 for Spaceflight Simulator against 4.8 for Build Your Rocket. That said, the two scores are not equally well evidenced: Spaceflight Simulator has 97K ratings behind it against 66, so its average is the more settled of the two. Written reviews are what separate them: 86% of Spaceflight Simulator's written reviews are positive against 0% of Build Your Rocket's.
Spaceflight Simulator ships an update every 9 days, Build Your Rocket fortnightly. The most recent releases landed on September 25, 2026 and September 8, 2026 respectively.
| Parameter | Spaceflight Simulator | Build Your Rocket |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (97K ratings) — better | 4.8 (66 ratings) |
| Positive reviews | 85.7% of reviews — better | 0.0% of reviews |
| Number of ratings | 97K — better | 66 |
| Update frequency | Every 9 days — better | Fortnightly |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 172 MB | 154 MB |
| Age rating | 4+ | 4+ |
| Developer | Spaceflight Simulator UK Ltd | Clap Clap Games |
Customer experience
Spaceflight Simulator
Build Your Rocket
Bugs and requests
Spaceflight Simulator
Reported bugs
4 issues- Rocket parts sometimes clipping through each other
- Occasional freezing or crashing when launching large rockets
- Issues with RCS thrusters firing unexpectedly during docking
- Problems with maintaining stable orbits and transfers
Requested features
6 requests- Add more planets, moons, and celestial bodies to explore
- Implement a career mode or progression system with challenges
- Allow for more customization of rocket parts and spacecraft
- Improve docking and rendezvous mechanics to make them more accessible
- Add the ability to control individual astronauts and perform EVAs
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- Implement a fuel line system for more efficient staging
Build Your Rocket
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Spaceflight Simulator
- Skins Expansion$2.99
- Full Version$3.99
- Redstone + Atlas Pack$3.99
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- Parts Expansion$4.99
- Infinite Area Expansion$4.99
- Expansion Bundle$7.99
- Cheats Expansion$9.99
- Full Bundle Upgrade$9.99
- Full Bundle$11.99
- Full Bundle$14.99
Build Your Rocket
No in-app purchases
Questions
Is Spaceflight Simulator free?
Is Build Your Rocket free?
Which has better reviews, Spaceflight Simulator or Build Your Rocket?
Do Spaceflight Simulator or Build Your Rocket have ads?
Which is updated more often, Spaceflight Simulator or Build Your Rocket?
Other comparisons
