# SimplePhysics vs Space Shuttle Agency

The clearest difference is review sentiment: SimplePhysics at 85% against Space Shuttle Agency's 39%. SimplePhysics also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 27 months). Space Shuttle Agency's advantage is price (Free vs $0.99) and in-app purchases (none vs 2). On device support there is nothing between them.

Space Shuttle Agency is free to download; SimplePhysics costs $0.99 up front. SimplePhysics sells 2 one-off in-app purchases. Space Shuttle Agency asks for nothing beyond the download.

SimplePhysics holds the better App Store score, 4.5 against 4.2. Both are backed by a comparable volume of ratings — 242 and 855 respectively. Written reviews point the same way: 85% of SimplePhysics's written reviews are positive against 39% of Space Shuttle Agency's.

SimplePhysics ships an update every 3 weeks, Space Shuttle Agency every 27 months. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SimplePhysics | Space Shuttle Agency |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.5 (242 ratings)](https://appshunter.io/ios/app/simplephysics/id408233979/reviews)** | [4.2 (855 ratings)](https://appshunter.io/ios/app/space-shuttle-agency/id1403944181/reviews) |
| Number of ratings | 242 | **855** |
| Positive reviews | **85.0% of reviews** | 39.2% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 27 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Best chart rank | **#109** | — |
| Size | 9 MB | 277 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 17+ |
| Developer | [Jundroo, LLC](https://appshunter.io/developer/311852133) | [Renzo Macedo](https://appshunter.io/developer/1403943580) |

## What reviewers say

### SimplePhysics

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

**Currently charting:** #109 Top Paid · Puzzle, #170 Top Paid · Simulation (US App Store)

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 Shuttle Agency

[App page](https://appshunter.io/ios/app/space-shuttle-agency/id1403944181)

Experience realistic NASA shuttle missions in this 3D simulator game. Launch, fly, and land iconic spacecraft through orbital and atmospheric stages. Test your piloting skills in a challenging spaceflight adventure.

**Highlights:** Realistic shuttle launch simulation, Orbital mission objectives, ISS docking, Accelerometer-controlled re-entry, Landing gear deployment, Multiple shuttle models

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- ⭐ Realistic shuttle simulation
- ⭐ Visually impressive graphics
- ⭐ Immersive 360-degree view

**What reviewers complain about**

- 🐛 Frequent crashes and glitches
- 🕰️ Unrealistic time constraints for missions
- 🤖 Poorly designed controls and cockpit
- 🔍 Lack of accessibility features

**Reported bugs**

- Game crashes on launch or during missions
- Inability to complete first mission
- Unresponsive controls and button inputs

**Requested features**

- More time for satellite capture missions
- Improved camera controls and views
- Accessibility options for disabled users
- Reduced in-game advertisements


## Frequently asked questions

### Is SimplePhysics free?

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

### Is Space Shuttle Agency free?

Space Shuttle Agency is free to download, with no in-app purchases.

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

SimplePhysics is rated higher. SimplePhysics averages 4.5 out of 5 from 242 ratings, while Space Shuttle Agency averages 4.2 from 855 ratings.

### Do SimplePhysics or Space Shuttle Agency have ads?

Space Shuttle Agency shows ads; SimplePhysics does not.

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

SimplePhysics ships an update every 3 weeks, and Space Shuttle Agency every 27 months. Most recently, SimplePhysics was updated on October 15, 2026 and Space Shuttle Agency on October 10, 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.*