# LOOP vs Knotwork Puzzle

The clearest difference is ads: LOOP at none against Knotwork Puzzle's shown. Knotwork Puzzle's advantage is update cadence (daily vs every 2 weeks) and iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. LOOP sells 1 one-off in-app purchase and Knotwork Puzzle sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

LOOP ships an update every 2 weeks, Knotwork Puzzle daily. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | LOOP | Knotwork Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Daily** |
| Size | 1 MB | 26 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [torankirite](https://appshunter.io/developer/1883564850) | [Emre Buyukegribey](https://appshunter.io/developer/1545814018) |

## What reviewers say

### LOOP

[App page](https://appshunter.io/ios/app/loop-slitherlink-puzzle/id6786162760)

**Features:** iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | one-time |


### Knotwork Puzzle

[App page](https://appshunter.io/ios/app/knotwork-puzzle-loop-lines/id6789190248)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is LOOP free?

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

### Is Knotwork Puzzle free?

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

### Do LOOP or Knotwork Puzzle have ads?

Knotwork Puzzle shows ads; LOOP does not.

### Which is updated more often, LOOP or Knotwork Puzzle?

LOOP ships an update every 2 weeks, and Knotwork Puzzle daily. Most recently, LOOP was updated on October 28, 2026 and Knotwork Puzzle on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*