# Open Puzzle Box vs Odd Machines

Open Puzzle Box and Odd Machines both sit at 4.3 stars, but that hides the real split: 75% of Open Puzzle Box's written reviews are positive against 61% of Odd Machines's. Open Puzzle Box also leads on ratings volume (639 vs 89) and iOS requirement (6.0 vs 15.0). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Open Puzzle Box sells 5 one-off in-app purchases and Odd Machines sells 3 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 — 4.3 for Open Puzzle Box against 4.3 for Odd Machines. That said, the two scores are not equally well evidenced: Open Puzzle Box has 639 ratings behind it against 89, so its average is the more settled of the two. Written reviews are what separate them: 75% of Open Puzzle Box's written reviews are positive against 61% of Odd Machines's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Open Puzzle Box | Odd Machines |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (639 ratings)](https://appshunter.io/ios/app/open-puzzle-box/id934283183/reviews) | **[4.3 (89 ratings)](https://appshunter.io/ios/app/odd-machines-mechanical-boxes/id6737251986/reviews)** |
| Number of ratings | **639** | 89 |
| Positive reviews | **75.2% of reviews** | 61.1% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 78 MB | 436 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Neptune Company](https://appshunter.io/developer/539389569) | [XSGames](https://appshunter.io/developer/1725979641) |

## What reviewers say

### Open Puzzle Box

[App page](https://appshunter.io/ios/app/open-puzzle-box/id934283183)

Engage your mind with a unique puzzle game featuring mysterious locked boxes. Simple touch and drag controls reveal intricate challenges that require creative thinking to solve. Explore an ever-growing collection of stages with varying difficulty levels.

**Highlights:** Unique puzzle mechanics, Intuitive touch and drag controls, Continuously updated stages, Variety of puzzles and tricks, Multiple difficulty levels, Simple game rules

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gem pack 1 | $1.99 | one-time |
| Gem Pack 2 | $4.99 | one-time |
| Gem Pack 3 | $9.99 | one-time |
| Gem Pack 4 | $19.99 | one-time |
| Gem Pack 5 | $49.99 | one-time |

**What reviewers like**

- 👍 Challenging puzzles
- 🧠 Mind-bending gameplay
- 🎨 Unique visual design
- ⏱️ Great time-killer

**What reviewers complain about**

- 🔍 Hints not always helpful
- 🔋 High ad frequency
- 🐛 Crashes and bugs
- 📱 Compatibility issues on newer devices

**Reported bugs**

- Freezes on level 11
- Levels repeating from start
- Puzzle solutions not working as expected

**Requested features**

- More levels and updates
- Option to purchase ad-free version
- Improved hint system


### Odd Machines

[App page](https://appshunter.io/ios/app/odd-machines-mechanical-boxes/id6737251986)

Embark on a 3D escape room adventure as a treasure hunter seeking a lost artifact. Solve intricate mechanical puzzles, uncover hidden objects, and unravel mysteries within an ancient temple. Collect fragments of a powerful stone to escape.

**Highlights:** Solve unique puzzle boxes, Explore an ancient temple, Collect fragments of a lost stone, Immersive audio experience, Multi-language support

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Game | $3.99 | one-time |
| Unlock Full Game + Coffee | $4.99 | one-time |
| Unlock Full Game + Love | $7.99 | one-time |

**What reviewers like**

- 🤔 Makes you think
- 💡 Ingenious puzzles
- ✨ Beautiful graphics
- 🎶 Soothing sounds and music
- 🎯 Logical puzzles

**What reviewers complain about**

- 🤏 Tiny text size
- 🖱️ Frustrating click accuracy
- ❓ Clues sometimes random
- 💰 Overpriced for content
- 🚫 Game doesn't work

**Reported bugs**

- No stone to collect from 5th window
- Game closes immediately on 'play'
- Bug in first machine, stone disappears
- Cannot zoom on puzzle
- Cannot actuate dials

**Requested features**

- Full game should be free
- Monocle usable at zoomed out level
- More visual feedback for puzzle completion
- Option to get the answer when hint isn't enough
- More levels/unlimited levels


## Frequently asked questions

### Is Open Puzzle Box free?

Open Puzzle Box is free to download, with in-app purchases available.

### Is Odd Machines free?

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

### Which has better reviews, Open Puzzle Box or Odd Machines?

Odd Machines is rated higher. Open Puzzle Box averages 4.3 out of 5 from 639 ratings, while Odd Machines averages 4.3 from 89 ratings.

### Do Open Puzzle Box or Odd Machines have ads?

Neither Open Puzzle Box nor Odd Machines shows ads.

### Which is updated more often, Open Puzzle Box or Odd Machines?

Open Puzzle Box ships an update every 2 months, and Odd Machines every 2 months. Most recently, Open Puzzle Box was updated on October 24, 2026 and Odd Machines on October 25, 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.*