# Gunbrick vs Dubio

The clearest difference is price: Dubio at Free against Gunbrick's $5.99. Dubio also leads on review sentiment (100% vs 58%) and rating (5.0 vs 4.5). Gunbrick's advantage is in-app purchases (none vs 1). On ratings volume, ads, device support and iOS requirement there is nothing between them.

Dubio is free to download; Gunbrick costs $5.99 up front. Dubio sells 1 one-off in-app purchase. Gunbrick asks for nothing beyond the download.

Dubio holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 15 and 13 respectively. Written reviews point the same way: 58% of Gunbrick's written reviews are positive against 100% of Dubio's.

Gunbrick ships an update every 29 months, Dubio every 9 days. The most recent releases landed on September 30, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Gunbrick | Dubio |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | [4.5 (15 ratings)](https://appshunter.io/ios/app/gunbrick/id757864890/reviews) | **[5.0 (13 ratings)](https://appshunter.io/ios/app/dubio/id6737742990/reviews)** |
| Number of ratings | **15** | 13 |
| Positive reviews | 58.4% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 29 months | **Every 9 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 368 MB | 417 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Nitrome](https://appshunter.io/developer/568079484) | [Kolenc B.V.](https://appshunter.io/developer/1777700926) |

## What reviewers say

### Gunbrick

[App page](https://appshunter.io/ios/app/gunbrick/id757864890)

Engage in a unique action-packed puzzle platformer where you control a vehicle with a gun on one side and a shield on the other. Battle cube-based enemies through diverse locations with casual swipe controls. Features include epic boss fights and unlockable achievements.

**Highlights:** Gun and shield vehicle mechanics, Action-packed puzzle platforming, Wasteland mutant and cube enemy battles, Three unique world locations, Epic boss fights, Casual swipe and tap controls, Unlockable achievements

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

**In-app purchases:** none

**What reviewers like**

- 👍 Unique and innovative gameplay
- 🎨 Charming pixel art and soundtrack
- 💡 Clever puzzle mechanics
- 🕹️ Tight and responsive controls

**What reviewers complain about**

- 🐛 Crashes and stability issues
- ⏱️ Short length/lack of content
- 🕹️ Frustrating control scheme at times

**Reported bugs**

- Crashes on certain levels or devices
- Freezing or loading issues
- Compatibility problems on older devices

**Requested features**

- More levels and content updates
- Difficulty options or customization
- Virtual button controls


### Dubio

[App page](https://appshunter.io/ios/app/dubio/id6737742990)

Navigate minimalist obstacle courses through clever planning and precise execution. Solve puzzles, bounce through levels, and discover hidden challenges in this unique platforming experience. Unlock the full game for more levels and mechanics.

**Highlights:** 100 puzzle levels, Minimalist platforming, Gravity switching mechanics, Visual trickery, Hidden secrets, Touch interaction design, Hint system

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Game Unlock | $2.99 | one-time |


## Frequently asked questions

### Is Gunbrick free?

Gunbrick costs $5.99, with no in-app purchases.

### Is Dubio free?

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

### Which has better reviews, Gunbrick or Dubio?

Dubio is rated higher. Gunbrick averages 4.5 out of 5 from 15 ratings, while Dubio averages 5.0 from 13 ratings.

### Do Gunbrick or Dubio have ads?

Neither Gunbrick nor Dubio shows ads.

### Which is updated more often, Gunbrick or Dubio?

Gunbrick ships an update every 29 months, and Dubio every 9 days. Most recently, Gunbrick was updated on September 30, 2026 and Dubio on September 13, 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.*