# SimplePhysics vs Bridge Constructor

The clearest difference is update cadence: SimplePhysics at every 3 weeks against Bridge Constructor's every 3 months. SimplePhysics also leads on review sentiment (85% vs 72%) and iOS requirement (8.0 vs 15.0). Bridge Constructor's advantage is chart position (#79 vs unranked) and ratings volume (1.1K vs 242). On price, rating, ads and in-app purchases there is nothing between them.

SimplePhysics costs $0.99 and Bridge Constructor $0.99 up front. SimplePhysics sells 2 one-off in-app purchases and Bridge Constructor sells 6 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 4.5 for Bridge Constructor. Both are backed by a comparable volume of ratings — 242 and 1.1K respectively. Written reviews are what separate them: 85% of SimplePhysics's written reviews are positive against 72% of Bridge Constructor's.

SimplePhysics ships an update every 3 weeks, Bridge Constructor every 3 months. The most recent releases landed on October 8, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SimplePhysics | Bridge Constructor |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | [4.5 (242 ratings)](https://appshunter.io/ios/app/simplephysics/id408233979/reviews) | [4.5 (1.1K ratings)](https://appshunter.io/ios/app/bridge-constructor/id503190232/reviews) |
| Number of ratings | 242 | **1.1K** |
| Positive reviews | **84.9% of reviews** | 72.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#79** |
| Size | 9 MB | 241 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Jundroo, LLC](https://appshunter.io/developer/311852133) | [Headup GmbH](https://appshunter.io/developer/503190235) |

## 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


### Bridge Constructor

[App page](https://appshunter.io/ios/app/bridge-constructor/id503190232)

**Currently charting:** #79 Top Paid · Puzzle, #129 Top Paid · Simulation (US App Store)

Build bridges across valleys, canals, and rivers using various materials like wood, steel, and concrete. Test your creations under stress from cars, trucks, and even tank trucks. Explore new levels and challenges with optional add-ons.

**Highlights:** Build bridges over valleys, canals, and rivers, Test bridges with cars, trucks, and tank trucks, Choose from wood, steel, cables, and concrete, Refined grid system for precision building, Free build mode and help system, 40 levels with 5 different settings

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 Coins | $0.99 | one-time |
| Free Build Mode For All Levels | $0.99 | one-time |
| 20 Coins | $0.99 | one-time |
| SlopeMania | $1.99 | one-time |
| 60 Coins | $1.99 | one-time |
| Trains | $1.99 | one-time |

**What reviewers like**

- 🚀 Fun and challenging
- 👍 Great for brain stimulation
- 👍 Realistic physics and engineering concepts
- 👍 Addictive gameplay
- 👍 Good value for money

**What reviewers complain about**

- 🐛 Bugs and glitches (crashes, sync issues)
- 💰 Excessive in-app purchases required
- 🔒 Lack of progress saving/restoration
- 👎 Repetitive/limited content
- 👎 Unrealistic bridge building constraints

**Reported bugs**

- Tutorial levels not working as intended
- Sync issues causing loss of progress
- Crashes on certain devices/OS versions
- Inability to select certain materials
- Vehicles not behaving realistically

**Requested features**

- More levels and bridge building challenges
- Ability to freely build without budget constraints
- Improved tutorial and guidance
- More vehicle types to test bridges
- Ability to save and restore progress


## Frequently asked questions

### Is SimplePhysics free?

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

### Is Bridge Constructor free?

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

### Which has better reviews, SimplePhysics or Bridge Constructor?

SimplePhysics and Bridge Constructor are both rated 4.5 out of 5 on the App Store, from 242 and 1.1K ratings respectively.

### Do SimplePhysics or Bridge Constructor have ads?

Neither SimplePhysics nor Bridge Constructor shows ads.

### Which is updated more often, SimplePhysics or Bridge Constructor?

SimplePhysics ships an update every 3 weeks, and Bridge Constructor every 3 months. Most recently, SimplePhysics was updated on October 8, 2026 and Bridge Constructor on October 10, 2026.

---

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