# Screw Nut Puzzle vs Grassify

The clearest difference is in-app purchases: Grassify at none against Screw Nut Puzzle's 1. Grassify also leads on rating (5.0 vs 4.6). Screw Nut Puzzle's advantage is ads (none vs shown) and ratings volume (377 vs 1). On price, review sentiment and device support there is nothing between them.

Both are free to download. Screw Nut Puzzle sells 1 one-off in-app purchase. Grassify asks for nothing beyond the download.

Grassify holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Screw Nut Puzzle has 377 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 50% and 50% positive.

Screw Nut Puzzle ships an update every 9 days, Grassify every 5 weeks. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Screw Nut Puzzle | Grassify |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (377 ratings)](https://appshunter.io/ios/app/screw-nut-puzzle/id6448729736/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/grassify/id6479234491/reviews)** |
| Number of ratings | **377** | 1 |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 5 weeks |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 412 MB | 206 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) | [Bahadir Yerdelen](https://appshunter.io/developer/399810241) |

## 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 |


### Grassify

[App page](https://appshunter.io/ios/app/grassify/id6479234491)

Guide a gardener to manage overgrown grass by matching blade colors to cut them down. Navigate tight spaces and solve puzzles to clear flowerpots and overcome challenges.

**Highlights:** Color matching gameplay, Grass cutting mechanics, Flowerpot clearing objectives, Challenging puzzles, Tight space navigation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Screw Nut Puzzle free?

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

### Is Grassify free?

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

### Which has better reviews, Screw Nut Puzzle or Grassify?

Grassify is rated higher. Screw Nut Puzzle averages 4.6 out of 5 from 377 ratings, while Grassify averages 5.0 from 1 ratings.

### Do Screw Nut Puzzle or Grassify have ads?

Grassify shows ads; Screw Nut Puzzle does not.

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

Screw Nut Puzzle ships an update every 9 days, and Grassify every 5 weeks. Most recently, Screw Nut Puzzle was updated on October 14, 2026 and Grassify on October 11, 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.*