# Build a Bridge! vs Bridge Builder Simulator 2021

The clearest difference is rating: Build a Bridge! at 4.6 against Bridge Builder Simulator 2021's 3.3. Build a Bridge! also leads on update cadence (every 2 months vs every 17 months) and ratings volume (26K vs 3). Bridge Builder Simulator 2021's advantage is review sentiment (100% vs 59%) and in-app purchases (none vs 11). On price, ads and device support there is nothing between them.

Both are free to download. Build a Bridge! sells 10 one-off in-app purchases. Bridge Builder Simulator 2021 asks for nothing beyond the download.

Build a Bridge! holds the better App Store score, 4.6 against 3.3. That said, the two scores are not equally well evidenced: Build a Bridge! has 26K ratings behind it against 3, so its average is the more settled of the two. Written reviews complicate that: 59% of Build a Bridge!'s written reviews are positive against 100% of Bridge Builder Simulator 2021's, so the app with the better star average is not the one people write more warmly about.

Build a Bridge! ships an update every 2 months, Bridge Builder Simulator 2021 every 17 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Build a Bridge! | Bridge Builder Simulator 2021 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (26K ratings)](https://appshunter.io/ios/app/build-a-bridge/id1165289168/reviews)** | [3.3 (3 ratings)](https://appshunter.io/ios/app/bridge-builder-simulator-2021/id1369107359/reviews) |
| Number of ratings | **26K** | 3 |
| Positive reviews | 59.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 17 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 325 MB | 135 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [BoomBit, Inc.](https://appshunter.io/developer/1045926022) | [Muhammad Asif](https://appshunter.io/developer/1340241481) |

## What reviewers say

### Build a Bridge!

[App page](https://appshunter.io/ios/app/build-a-bridge/id1165289168)

A physics-based puzzle game where you design and build bridges using various materials. Test your creations in 3D to see if they hold up under pressure, with multiple levels and environments to explore.

**Highlights:** Physics-based bridge construction, Choose from wood, metal, and cables, 86 challenging levels, Realistic physics engine, 3D testing mode, Easy mode for creativity

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Easy Mode | $0.99 | one-time |
| Small Coins Pack | $1.99 | one-time |
| Space World | $1.99 | one-time |
| Easy Mode | $2.99 | one-time |
| Remove Ads | $2.99 | one-time |
| Welcome Offer Unlock All | $4.99 | one-time |
| Welcome Offer - Starter Pack | $4.99 | one-time |
| Orient World | $5.99 | one-time |
| Welcome Offer - Constructor | $9.99 | one-time |
| Unlock All | $9.99 | one-time |

**What reviewers like**

- 🚀 Addictive gameplay
- 👍 Realistic physics
- 🚀 No WiFi required
- 🚀 Good graphics
- 👍 Teaches engineering concepts

**What reviewers complain about**

- 🐛 Frequent crashes
- 💰 Excessive ads and in-app purchases
- 🤯 Extremely difficult levels
- 🤔 Unrealistic bridge scenarios
- 🤯 Confusing mechanics

**Reported bugs**

- Progress not saving properly
- Game freezing and crashing
- Ads causing the game to malfunction

**Requested features**

- More levels and content updates
- Controller support
- Easier difficulty mode
- Less intrusive ads
- Ability to build bridges freely without restrictions


### Bridge Builder Simulator 2021

[App page](https://appshunter.io/ios/app/bridge-builder-simulator-2021/id1369107359)

Build bridges and roads using various construction machinery. This game lets you experience the process of developing and constructing bridges with cranes and other tools.

**Highlights:** Bridge development and construction, Use of different machinery, Crane operation for road building, 3D simulation environment

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

**In-app purchases:** none


## Frequently asked questions

### Is Build a Bridge! free?

Build a Bridge! is free to download, with in-app purchases available.

### Is Bridge Builder Simulator 2021 free?

Bridge Builder Simulator 2021 is free to download, with no in-app purchases.

### Which has better reviews, Build a Bridge! or Bridge Builder Simulator 2021?

Build a Bridge! is rated higher. Build a Bridge! averages 4.6 out of 5 from 26K ratings, while Bridge Builder Simulator 2021 averages 3.3 from 3 ratings.

### Do Build a Bridge! or Bridge Builder Simulator 2021 have ads?

Both Build a Bridge! and Bridge Builder Simulator 2021 show ads.

### Which is updated more often, Build a Bridge! or Bridge Builder Simulator 2021?

Build a Bridge! ships an update every 2 months, and Bridge Builder Simulator 2021 every 17 months. Most recently, Build a Bridge! was updated on October 29, 2026 and Bridge Builder Simulator 2021 on October 24, 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.*