# Nuts and Bolts Puzzle vs Crazy Nuts!

The clearest difference is rating: Crazy Nuts! at 4.8 against Nuts and Bolts Puzzle's 4.0. Crazy Nuts! also leads on ratings volume (25 vs 2). Nuts and Bolts Puzzle's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, review sentiment, update cadence and device support there is nothing between them.

Both are free to download. Crazy Nuts! sells 1 one-off in-app purchase. Nuts and Bolts Puzzle asks for nothing beyond the download.

Crazy Nuts! holds the better App Store score, 4.8 against 4.0. That said, the two scores are not equally well evidenced: Crazy Nuts! has 25 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 0% and 0% positive.

Nuts and Bolts Puzzle ships an update every 6 days, Crazy Nuts! weekly. The most recent releases landed on October 7, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Nuts and Bolts Puzzle | Crazy Nuts! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/nuts-and-bolts-puzzle/id6468433024/reviews) | **[4.8 (25 ratings)](https://appshunter.io/ios/app/crazy-nuts/id6472048667/reviews)** |
| Number of ratings | 2 | **25** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 35 MB | 160 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KONG SOFTWARE JOINT STOCK COMPANY](https://appshunter.io/developer/1668935618) | [byss mobile](https://appshunter.io/developer/327447624) |

## What reviewers say

### Nuts and Bolts Puzzle

[App page](https://appshunter.io/ios/app/nuts-and-bolts-puzzle/id6468433024)

Engage your mind by skillfully removing nuts from tangled metal pieces. Progress through challenging levels, untangling intricate puzzles of plates, rings, and ropes. Experience satisfying problem-solving as a seasoned technician.

**Highlights:** Remove nuts from metal pieces, Untangle twisted iron pieces, Navigate crafted levels, Solve mesh of obstacles, Satisfying puzzle mechanics

**Features:** macOS Compatibility

**In-app purchases:** none


### Crazy Nuts!

[App page](https://appshunter.io/ios/app/crazy-nuts/id6472048667)

Engage in a tactile puzzle adventure where you screw and unscrew nuts and pins to navigate challenging mazes. Unlock new levels and prove your problem-solving skills with intuitive controls and vibrant visuals.

**Highlights:** Screw and unscrew mechanics, Nut-busting puzzle challenges, Level unlocking and rewards, Intuitive tap-and-drag controls, Vibrant visual graphics, Competitive leaderboards

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is Nuts and Bolts Puzzle free?

Nuts and Bolts Puzzle is free to download, with no in-app purchases.

### Is Crazy Nuts! free?

Crazy Nuts! is free to download, with in-app purchases available.

### Which has better reviews, Nuts and Bolts Puzzle or Crazy Nuts!?

Crazy Nuts! is rated higher. Nuts and Bolts Puzzle averages 4.0 out of 5 from 2 ratings, while Crazy Nuts! averages 4.8 from 25 ratings.

### Do Nuts and Bolts Puzzle or Crazy Nuts! have ads?

Crazy Nuts! shows ads; Nuts and Bolts Puzzle does not.

### Which is updated more often, Nuts and Bolts Puzzle or Crazy Nuts!?

Nuts and Bolts Puzzle ships an update every 6 days, and Crazy Nuts! weekly. Most recently, Nuts and Bolts Puzzle was updated on October 7, 2026 and Crazy Nuts! on November 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.*