# Bad Bridge vs Span

The clearest difference is in-app purchases: Bad Bridge at none against Span's 1. Bad Bridge also leads on iOS requirement (15.0 vs 17.0). Span's advantage is ads (none vs shown) and update cadence (every 5 days vs every 2 months). On price and device support there is nothing between them.

Both are free to download. Span sells 1 one-off in-app purchase. Bad Bridge asks for nothing beyond the download.

Bad Bridge ships an update every 2 months, Span every 5 days. The most recent releases landed on October 21, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Bad Bridge | Span |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (921 ratings)](https://appshunter.io/ios/app/bad-bridge/id1496085371/reviews)** | — |
| Number of ratings | **921** | — |
| Positive reviews | 65.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Ad-supported | — |
| Size | 377 MB | 60 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Minh Dao Lai](https://appshunter.io/developer/1253076152) | [Dodecki Labs](https://appshunter.io/developer/1571436485) |

## What reviewers say

### Bad Bridge

[App page](https://appshunter.io/ios/app/bad-bridge/id1496085371)

Design and build your own bridges, then test their strength with passing vehicles. Explore over 120 challenging physics puzzles or create your own levels with the built-in editor. Watch your creations succeed or spectacularly fail.

**Highlights:** Bridge construction and design, Physics-based simulation, Level Editor mode, 120+ campaign levels, Multiple building materials, Vehicle testing

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Realistic physics
- 👍 Intuitive level editor
- 🚀 Smooth performance
- 👍 Variety of building materials
- 👍 Detailed tutorials

**What reviewers complain about**

- 🐛 Bugs and glitches
- 💸 Excessive ads
- 🔍 Limited customization options
- 🤔 Difficulty progression issues

**Reported bugs**

- Levels freezing or crashing
- Issues with drawbridge mechanics
- Hydraulic controls not working properly
- Inconsistent physics behavior

**Requested features**

- More building materials and tools
- Ability to share custom levels
- Improved level editor functionality
- Reduced ad frequency


### Span

[App page](https://appshunter.io/ios/app/span-physics-bridge-builder/id6790187323)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Span Complete | $7.99 | one-time |


## Frequently asked questions

### Is Bad Bridge free?

Bad Bridge is free to download, with no in-app purchases.

### Is Span free?

Span is free to download, with in-app purchases available.

### Do Bad Bridge or Span have ads?

Bad Bridge shows ads; Span does not.

### Which is updated more often, Bad Bridge or Span?

Bad Bridge ships an update every 2 months, and Span every 5 days. Most recently, Bad Bridge was updated on October 21, 2026 and Span on October 4, 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.*