# Line Thread vs Cats Block Puzzle

The clearest difference is update cadence: Cats Block Puzzle at every 5 days against Line Thread's fortnightly. Line Thread's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Line Thread ships an update fortnightly, Cats Block Puzzle every 5 days. The most recent releases landed on October 25, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Line Thread | Cats Block Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 5 days** |
| Size | 144 MB | 184 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [跃 于](https://appshunter.io/developer/1853767161) | [Dinh Cong Son](https://appshunter.io/developer/1867374900) |

## What reviewers say

### Line Thread

[App page](https://appshunter.io/ios/app/line-thread/id6784157488)

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

**In-app purchases:** none


### Cats Block Puzzle

[App page](https://appshunter.io/ios/app/cats-block-puzzle-shikaku/id6785450428)

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

**In-app purchases:** none


## Frequently asked questions

### Is Line Thread free?

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

### Is Cats Block Puzzle free?

Cats Block Puzzle is free to download, with no in-app purchases.

### Do Line Thread or Cats Block Puzzle have ads?

Both Line Thread and Cats Block Puzzle show ads.

### Which is updated more often, Line Thread or Cats Block Puzzle?

Line Thread ships an update fortnightly, and Cats Block Puzzle every 5 days. Most recently, Line Thread was updated on October 25, 2026 and Cats Block Puzzle on November 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.*