# Ring Stack vs Screw Puzzle Nuts And Bolts

The clearest difference is rating: Ring Stack at 4.9 against Screw Puzzle Nuts And Bolts's 1.0. Ring Stack also leads on ratings volume (18 vs 2). Screw Puzzle Nuts And Bolts's advantage is in-app purchases (none vs 1) and update cadence (every 9 days vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Ring Stack sells 1 one-off in-app purchase. Screw Puzzle Nuts And Bolts asks for nothing beyond the download.

Ring Stack holds the better App Store score, 4.9 against 1.0. That said, the two scores are not equally well evidenced: Ring Stack has 18 ratings behind it against 2, so its average is the more settled of the two.

Ring Stack ships an update every 5 weeks, Screw Puzzle Nuts And Bolts every 9 days. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Ring Stack | Screw Puzzle Nuts And Bolts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (18 ratings)](https://appshunter.io/ios/app/ring-stack-color-sort/id1610379899/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/screw-puzzle-nuts-and-bolts/id6473516281/reviews) |
| Number of ratings | **18** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 5 weeks | **Every 9 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 61 MB | 77 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sergei Shendrikov](https://appshunter.io/developer/1548534996) | [Muhammad Ahmad Fraz](https://appshunter.io/developer/1670833879) |

## What reviewers say

### Ring Stack

[App page](https://appshunter.io/ios/app/ring-stack-color-sort/id1610379899)

Engage in a classic and addictive puzzle experience. Arrange colorful hoops by sorting them onto the correct stacks. This game offers a simple yet challenging way to test your sorting skills.

**Highlights:** Classic addictive puzzle gameplay, Colorful hoop sorting, Simple and challenging mechanics, Intuitive interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Screw Puzzle Nuts And Bolts

[App page](https://appshunter.io/ios/app/screw-puzzle-nuts-and-bolts/id6473516281)

Engage in a challenging puzzle game where you must strategically unscrew nuts and bolts to solve intricate levels. Test your problem-solving skills in this addictive experience designed to push your limits.

**Highlights:** Addictive gameplay, Challenging levels, Unique nuts and bolts mechanism, Test screw puzzle skills, Gripping dares

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ring Stack free?

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

### Is Screw Puzzle Nuts And Bolts free?

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

### Which has better reviews, Ring Stack or Screw Puzzle Nuts And Bolts?

Ring Stack is rated higher. Ring Stack averages 4.9 out of 5 from 18 ratings, while Screw Puzzle Nuts And Bolts averages 1.0 from 2 ratings.

### Do Ring Stack or Screw Puzzle Nuts And Bolts have ads?

Both Ring Stack and Screw Puzzle Nuts And Bolts show ads.

### Which is updated more often, Ring Stack or Screw Puzzle Nuts And Bolts?

Ring Stack ships an update every 5 weeks, and Screw Puzzle Nuts And Bolts every 9 days. Most recently, Ring Stack was updated on October 22, 2026 and Screw Puzzle Nuts And Bolts on October 24, 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.*