# Screw Nut Puzzle vs Island Sort

The clearest difference is ads: Screw Nut Puzzle at none against Island Sort's shown. Screw Nut Puzzle also leads on rating (4.6 vs 4.3) and review sentiment (50% vs 31%). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. Screw Nut Puzzle sells 1 one-off in-app purchase and Island Sort sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Screw Nut Puzzle holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 380 and 205 respectively. Written reviews point the same way: 50% of Screw Nut Puzzle's written reviews are positive against 31% of Island Sort's.

Screw Nut Puzzle ships an update every 9 days, Island Sort every 3 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Screw Nut Puzzle | Island Sort |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (380 ratings)](https://appshunter.io/ios/app/screw-nut-puzzle/id6448729736/reviews)** | [4.3 (205 ratings)](https://appshunter.io/ios/app/island-sort/id6743001283/reviews) |
| Number of ratings | **380** | 205 |
| Positive reviews | **50.0% of reviews** | 30.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 412 MB | 261 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Babil Studios](https://appshunter.io/developer/947462912) | [Yso Corp](https://appshunter.io/developer/659815325) |

## What reviewers say

### Screw Nut Puzzle

[App page](https://appshunter.io/ios/app/screw-nut-puzzle/id6448729736)

Engage in a challenging puzzle experience where you must strategically twist and match colored screws. Manage your limited space to avoid letting incorrect pieces accumulate. Test your logic and spatial reasoning skills to solve intricate levels.

**Highlights:** Screw twisting mechanics, Color matching puzzles, Space management challenges, Logic and spatial reasoning, Progressive difficulty levels

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $4.99 | one-time |


### Island Sort

[App page](https://appshunter.io/ios/app/island-sort/id6743001283)

A fast-paced puzzle game where players sort colorful minions onto matching islands. Race against the clock to place all minions correctly before time expires.

**Highlights:** Sort minions by color, Match minions to island colors, Timed gameplay, Fast-paced puzzle action

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coins Pack 1 | $1.99 | one-time |
| Best Once Offer! | $4.99 | one-time |
| Coins Pack 2 | $4.99 | one-time |
| Remove Ads | $4.99 | one-time |
| Starter Pack | $5.99 | one-time |
| Coins Pack 7 | $9.99 | one-time |
| Limited Pack | $12.99 | one-time |
| Coins Pack 15 | $19.99 | one-time |
| Ultra Pack | $19.99 | one-time |
| Coins Pack 25 | $34.99 | one-time |

**What reviewers like**

- 👍 Fun game concept
- 👍 Enjoyable mindless gameplay

**What reviewers complain about**

- 🐛 Saw kills people randomly even when not moving
- 🐛 Certain levels are impossible due to saw placement
- 🐛 Saw too close to island edges

**Reported bugs**

- Level 44 saw cuts people before first move
- Level 125 is impossible
- Saw glitch on multiple levels

**Requested features**

- Fix saw issues
- Improve level design


## Frequently asked questions

### Is Screw Nut Puzzle free?

Screw Nut Puzzle is free to download, with in-app purchases available.

### Is Island Sort free?

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

### Which has better reviews, Screw Nut Puzzle or Island Sort?

Screw Nut Puzzle is rated higher. Screw Nut Puzzle averages 4.6 out of 5 from 380 ratings, while Island Sort averages 4.3 from 205 ratings.

### Do Screw Nut Puzzle or Island Sort have ads?

Island Sort shows ads; Screw Nut Puzzle does not.

### Which is updated more often, Screw Nut Puzzle or Island Sort?

Screw Nut Puzzle ships an update every 9 days, and Island Sort every 3 weeks. Most recently, Screw Nut Puzzle was updated on November 3, 2026 and Island Sort on October 30, 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.*