# SimplePhysics vs Space Agency

The clearest difference is update cadence: SimplePhysics at every 3 weeks against Space Agency's every 2 months. SimplePhysics also leads on review sentiment (85% vs 75%) and price ($0.99 vs $1.99). Space Agency's advantage is chart position (#175 vs unranked) and ratings volume (740 vs 242). On rating, ads, in-app purchases and monetization model there is nothing between them.

SimplePhysics costs $0.99 and Space Agency $1.99 up front. SimplePhysics sells 2 one-off in-app purchases and Space Agency sells 11 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.5 for SimplePhysics against 4.4 for Space Agency. Both are backed by a comparable volume of ratings — 242 and 740 respectively. Written reviews are what separate them: 85% of SimplePhysics's written reviews are positive against 75% of Space Agency's.

SimplePhysics ships an update every 3 weeks, Space Agency every 2 months. The most recent releases landed on October 13, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | SimplePhysics | Space Agency |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | **[4.5 (242 ratings)](https://appshunter.io/ios/app/simplephysics/id408233979/reviews)** | [4.4 (740 ratings)](https://appshunter.io/ios/app/space-agency/id542397575/reviews) |
| Number of ratings | 242 | **740** |
| Positive reviews | **85.0% of reviews** | 75.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#175** |
| Size | 9 MB | 29 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Jundroo, LLC](https://appshunter.io/developer/311852133) | [Nooleus](https://appshunter.io/developer/425879096) |

## What reviewers say

### SimplePhysics

[App page](https://appshunter.io/ios/app/simplephysics/id408233979)

Design and simulate complex structures using a realistic physics engine. Test your creations by applying stress, using a finger to push and pull, or even creating explosions. Analyze strain distribution to identify weak points and refine your designs for strength and cost-effectiveness.

**Highlights:** Realistic physics simulation, Blueprint editor, Stress display, Finger Test with explosions, Ragdoll physics, Slow motion mode

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| View Solution | $0.99 | one-time |
| Thank the Developer | $0.99 | one-time |

**What reviewers like**

- 👍 Challenging and fun
- 💡 Engaging and educational
- 👍 Great for all ages
- 👍 Realistic physics simulation
- 👍 Addictive gameplay

**What reviewers complain about**

- 🐛 Inconsistent physics behavior
- 🐛 Difficulty placing/removing beams
- 🐛 Crashes and compatibility issues
- 🔍 Limited number of levels

**Reported bugs**

- Crashes on startup
- Structures behaving unexpectedly
- Leaderboard scores not accurate

**Requested features**

- More levels and level packs
- Improved user interface
- Ability to create custom structures
- Leaderboards and social features
- Tutorials and explanations of physics concepts


### Space Agency

[App page](https://appshunter.io/ios/app/space-agency/id542397575)

**Currently charting:** #175 Top Paid · Strategy (US App Store)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mission 02 Skip | $0.99 | one-time |
| Mission 12 Skip | $0.99 | one-time |
| Mission 15 Skip | $0.99 | one-time |
| Mission 16 Skip | $0.99 | one-time |
| Transponder Module | $0.99 | one-time |
| 50 Quick Launches | $1.99 | one-time |
| 1000 Quick Launches | $3.99 | one-time |
| Nooleus X Parts Pack | $3.99 | one-time |
| Mission Free Unlock-All | $4.99 | one-time |
| Sandbox Unlock All Parts | $7.99 | one-time |
| Sandbox Unlock Standard Parts | $7.99 | one-time |

**What reviewers like**

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

**What reviewers complain about**

- 🐛 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

**Reported bugs**

- 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**

- 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


## Frequently asked questions

### Is SimplePhysics free?

SimplePhysics costs $0.99, and also offers in-app purchases.

### Is Space Agency free?

Space Agency costs $1.99, and also offers in-app purchases.

### Which has better reviews, SimplePhysics or Space Agency?

SimplePhysics is rated higher. SimplePhysics averages 4.5 out of 5 from 242 ratings, while Space Agency averages 4.4 from 740 ratings.

### Do SimplePhysics or Space Agency have ads?

Neither SimplePhysics nor Space Agency shows ads.

### Which is updated more often, SimplePhysics or Space Agency?

SimplePhysics ships an update every 3 weeks, and Space Agency every 2 months. Most recently, SimplePhysics was updated on October 13, 2026 and Space Agency on October 14, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*