# Screw Sort Puzzle! vs Block Stack QG

The clearest difference is in-app purchases: Screw Sort Puzzle! at none against Block Stack QG's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Block Stack QG sells 1 one-off in-app purchase. Screw Sort Puzzle! asks for nothing beyond the download.

Screw Sort Puzzle! ships an update every 5 days, Block Stack QG every 3 days. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Screw Sort Puzzle! | Block Stack QG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 days | **Every 3 days** |
| Size | 177 MB | 9 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Kaliba Games & Technologies Inc.](https://appshunter.io/developer/1549023239) | [Hien Quach Ngoc](https://appshunter.io/developer/6776344936) |

## What reviewers say

### Screw Sort Puzzle!

[App page](https://appshunter.io/ios/app/screw-sort-puzzle/id6593659531)

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

**In-app purchases:** none


### Block Stack QG

[App page](https://appshunter.io/ios/app/block-stack-qg/id6776344934)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Screw Sort Puzzle! free?

Screw Sort Puzzle! is free to download, with no in-app purchases.

### Is Block Stack QG free?

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

### Do Screw Sort Puzzle! or Block Stack QG have ads?

Both Screw Sort Puzzle! and Block Stack QG show ads.

### Which is updated more often, Screw Sort Puzzle! or Block Stack QG?

Screw Sort Puzzle! ships an update every 5 days, and Block Stack QG every 3 days. Most recently, Screw Sort Puzzle! was updated on October 7, 2026 and Block Stack QG on October 6, 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.*