# LINE LOGIC vs Slitherlink

The clearest difference is in-app purchases: LINE LOGIC at none against Slitherlink's 1. LINE LOGIC also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (11.0 vs 18.0). Slitherlink's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Slitherlink sells 1 one-off in-app purchase. LINE LOGIC asks for nothing beyond the download.

LINE LOGIC ships an update every 3 weeks, Slitherlink every 2 months. The most recent releases landed on September 24, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | LINE LOGIC | Slitherlink |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 31 MB | 14 MB |
| Requires iOS | **11.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [KAEGUREE](https://appshunter.io/developer/1183810155) | [DAN URBANEK](https://appshunter.io/developer/1875347262) |

## What reviewers say

### LINE LOGIC

[App page](https://appshunter.io/ios/app/line-logic/id6468918480)

**Features:** macOS Compatibility

**In-app purchases:** none


### Slitherlink

[App page](https://appshunter.io/ios/app/slitherlink-loop-puzzle/id6765857599)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Slitherlink Premium Unlock | $3.00 | one-time |


## Frequently asked questions

### Is LINE LOGIC free?

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

### Is Slitherlink free?

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

### Do LINE LOGIC or Slitherlink have ads?

LINE LOGIC shows ads; Slitherlink does not.

### Which is updated more often, LINE LOGIC or Slitherlink?

LINE LOGIC ships an update every 3 weeks, and Slitherlink every 2 months. Most recently, LINE LOGIC was updated on September 24, 2026 and Slitherlink on October 3, 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.*