# Ring Stack vs Screw Nut Bolts Sorting Games

The clearest difference is update cadence: Ring Stack at every 5 weeks against Screw Nut Bolts Sorting Games's every 7 months. Ring Stack also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Ring Stack sells 1 one-off in-app purchase and Screw Nut Bolts Sorting Games sells 11 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Ring Stack ships an update every 5 weeks, Screw Nut Bolts Sorting Games every 7 months. The most recent releases landed on September 18, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Ring Stack | Screw Nut Bolts Sorting Games |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (17 ratings)](https://appshunter.io/ios/app/ring-stack-color-sort/id1610379899/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 5 weeks** | Every 7 months |
| Monetization | Free with in-app purchases | — |
| Size | 61 MB | 110 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sergei Shendrikov](https://appshunter.io/developer/1548534996) | [Shoukat Rahman](https://appshunter.io/developer/1652485440) |

## 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 Nut Bolts Sorting Games

[App page](https://appshunter.io/ios/app/screw-nut-bolts-sorting-games/id6473147717)

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads and Items Weekly | $1.99 | per 7 days |
| Ads and Items Yearly | $9.99 | per year |
| 500 Gems | $1.99 | one-time |
| Extra Nuts Bundle | $1.99 | one-time |
| Undo Bundle | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |
| 1500 Gems | $2.99 | one-time |
| 2500 Gems | $3.99 | one-time |
| 7000 Gems | $5.99 | one-time |
| 15000 Gems | $9.99 | one-time |
| 30000 Gems | $17.99 | one-time |


## Frequently asked questions

### Is Ring Stack free?

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

### Is Screw Nut Bolts Sorting Games free?

Screw Nut Bolts Sorting Games is free to download, with in-app purchases available.

### Do Ring Stack or Screw Nut Bolts Sorting Games have ads?

Both Ring Stack and Screw Nut Bolts Sorting Games show ads.

### Which is updated more often, Ring Stack or Screw Nut Bolts Sorting Games?

Ring Stack ships an update every 5 weeks, and Screw Nut Bolts Sorting Games every 7 months. Most recently, Ring Stack was updated on September 18, 2026 and Screw Nut Bolts Sorting Games on September 8, 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.*