Comparison

Space Agency vs SimpleRockets

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Space Agency

Design, construct, and launch your own rockets and satellites. Build a space station and explore the solar system in this challenging simulation game for aspiring astronauts.

Highlights
  • Build rockets
  • Launch satellites
  • Create a space station
  • Explore the solar system
  • Challenging gameplay
Features
Currently charting
Read full description

Build rockets, launch satellites, create a space station! Do you want to build and fly your own space rockets? Of course you do! Are you a billionaire? No...that makes it tricky. Fortunately, there is a way for us non-billionaires to run our own space programme...Space Agency! * Build rockets * Launch satellites * Create a space station * Explore the solar system This is a highly challenging and complex game. Only the most talented astronauts should attempt it. Have you got the right stuff?

About

SimpleRockets

Design and build custom rocket ships with a variety of parts, then launch them into space to explore the solar system. Engage in challenges that test your engineering skills and learn about realistic orbital physics.

Highlights
  • Design custom rocket ships
  • Connect various parts and gizmos
  • Build rovers with wheels
  • Explore the solar system
  • Realistic orbital physics simulation
  • Engage in in-game challenges
Features
Read full description

Be sure to check our new game, SimplePlanes. Build airplanes and test them with realistic physics and see how they fly. You can find it on the App Store now or check out the website at http://www.SimplePlanes.com Design your own rocket ships. Blast off into space. Explore the solar system. See if you have what it takes to be a rocket scientist. CREATE Choose and connect parts together to build rocket ships. You can choose from a variety of rocket engines, fuel tanks, and other gizmos. You can even build rovers with powered wheels. You are only limited by your imagination. EXPLORE Blast off from any planet you want. You can fly through the intense atmosphere of Venus, or you can take advantage of the low gravity of Mercury. Whip around the sun and launch yourself out to the far reaches of the solar system. CHALLENGES Several challenges are built into the game so you can see who can go the fastest, fly the farthest, orbit with the least amount of fuel, land on the moon, and so much more. ROCKET SCIENCE Kepler wrote the equations 400 years ago, and SimpleRockets uses those equations to model extremely realistic orbital physics. Players will learn about rocket science and astrodynamics while they are having a blast exploring the solar system. This makes SimpleRockets ideal for the classroom, or as a healthy alternative to the barrage of brainless games available on the App Store.

Screenshots

Space Agency4 screens
SimpleRockets4 screens

Verdict

The call

The clearest difference is update cadence: SimpleRockets at monthly against Space Agency's every 2 months. SimpleRockets also leads on review sentiment (85% vs 75%) and iOS requirement (8.0 vs 12.0). Space Agency's advantage is chart position (#199 vs unranked) and price ($1.99 vs $2.99). On rating, ratings volume, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Space Agency costs $1.99 and SimpleRockets $2.99 up front. Space Agency sells 11 one-off in-app purchases and SimpleRockets sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

SimpleRockets holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 740 and 683 respectively. Written reviews point the same way: 75% of Space Agency's written reviews are positive against 85% of SimpleRockets's.

UpkeepUpdate frequency

Space Agency ships an update every 2 months, SimpleRockets monthly. The most recent releases landed on September 29, 2026 and October 1, 2026 respectively.

Scorecard5 real differences · 6 level
Space Agency versus SimpleRockets: the parameters behind the verdict, then further details
ParameterSpace AgencySimpleRockets
Price$1.99 — better$2.99
Rating4.4 (740 ratings)4.6 (683 ratings) — better
Positive reviews75.3% of reviews85.1% of reviews — better
Number of ratings740 — better683
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#199 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.08.0 — better
Further details — not scored
Size29 MB26 MB
Age rating4+4+
DeveloperNooleusJundroo, LLC

Customer experience

Space Agency

All ratings740 ratings
Positive84.3%
Neutral4.3%
Negative11.4%
Written reviews369 reviews
Positive75.3%
Neutral9.5%
Negative15.2%

SimpleRockets

All ratings683 ratings
Positive88.9%
Neutral4.2%
Negative6.9%
Written reviews355 reviews
Positive85.1%
Neutral7.9%
Negative7.0%

User reviews

Space Agency

From 740 App Store ratings

What we love

  • 🚀 Challenging and fun gameplay
  • 👍 Great value for money
  • 🚀 Smooth gameplay and controls
  • 🚀 Addictive and engaging
  • 👍 Realistic space simulation

Room to improve

  • 🐛 Occasional bugs and glitches
  • 🔒 Limited parts and features in sandbox mode
  • 🔒 Microtransactions for additional content
  • 🐛 Difficulty with certain missions
  • 🔒 Lack of updates and new content

SimpleRockets

From 683 App Store ratings

What we love

  • 🚀 Great game
  • 🚀 Fun and addictive
  • 🚀 Realistic physics
  • 🚀 Awesome space simulation
  • 🚀 Intuitive and easy to learn

Room to improve

  • 🐛 Crashes and bugs
  • 🐛 Unstable and unreliable
  • 🐛 Difficult to build complex rockets
  • 🐛 Lack of camera controls
  • 🔧 Limited part selection

Bugs and requests

Space Agency

Reported bugs

5 issues
  • Sandbox mode parts not unlocking properly
  • Crashes and freezes during gameplay
  • Inability to restore purchased content
  • Glitches with certain rocket and station designs
  • Inconsistent performance on different devices

Requested features

6 requests
  • Add space shuttle functionality
  • Introduce astronauts and crew management
  • Expand the solar system with more planets and moons
  • Implement a more realistic orbital mechanics system
  • Add multiplayer and co-op capabilities
Show 1 more
  • Improve the camera and docking controls

SimpleRockets

Reported bugs

5 issues
  • Crashes on startup
  • Rocket parts detaching mid-flight
  • Docking and rendezvous issues
  • Inconsistent controls and responsiveness
  • Graphical glitches and visual bugs

Requested features

7 requests
  • More parts and customization options
  • Improved rocket building and assembly
  • Camera controls and different views
  • Career mode or progression system
  • Multiplayer or cooperative features
Show 2 more
  • Expanded solar system and exploration
  • Better tutorials and guidance

In-app purchases

11 purchases

Space Agency

One-time11
  • Mission 02 Skip$0.99
  • Mission 12 Skip$0.99
  • Mission 15 Skip$0.99
Show 8 more
  • Mission 16 Skip$0.99
  • Transponder Module$0.99
  • 50 Quick Launches$1.99
  • 1000 Quick Launches$3.99
  • Nooleus X Parts Pack$3.99
  • Mission Free Unlock-All$4.99
  • Sandbox Unlock All Parts$7.99
  • Sandbox Unlock Standard Parts$7.99
5 purchases

SimpleRockets

One-time5
  • Angel Rocket Skin$0.99
  • Cartoon Rocket Skin$0.99
  • Guardian Rocket Skin$0.99
Show 2 more
  • Lava Rocket Skin$0.99
  • Platinum Rocket Skin$0.99

Questions

Is Space Agency free?
Space Agency costs $1.99, and also offers in-app purchases.
Is SimpleRockets free?
SimpleRockets costs $2.99, and also offers in-app purchases.
Which has better reviews, Space Agency or SimpleRockets?
SimpleRockets is rated higher. Space Agency averages 4.4 out of 5 from 740 ratings, while SimpleRockets averages 4.6 from 683 ratings.
Do Space Agency or SimpleRockets have ads?
Neither Space Agency nor SimpleRockets shows ads.
Which is updated more often, Space Agency or SimpleRockets?
Space Agency ships an update every 2 months, and SimpleRockets monthly. Most recently, Space Agency was updated on September 29, 2026 and SimpleRockets on October 1, 2026.

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