# Knit Arrow vs Slab

The clearest difference is in-app purchases: Knit Arrow at none against Slab's 1. Knit Arrow also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Slab sells 1 one-off in-app purchase. Knit Arrow asks for nothing beyond the download.

## The numbers

| Metric | Knit Arrow | Slab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (8 ratings)](https://appshunter.io/ios/app/slab-zen-stack/id6790939204/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 days |
| Monetization | — | Free with in-app purchases |
| Size | 118 MB | 140 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kemal kaan Uysal](https://appshunter.io/developer/1747865838) | [QUIETSPIRE LLC](https://appshunter.io/developer/6790939206) |

## What reviewers say

### Knit Arrow

[App page](https://appshunter.io/ios/app/knit-arrow/id6766200565)

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

**In-app purchases:** none


### Slab

[App page](https://appshunter.io/ios/app/slab-zen-stack/id6790939204)

A relaxing, one-tap block-stacking game where precision is key. Build your tower higher by landing blocks perfectly, with challenges increasing as your target shrinks. Unlock new skins and worlds by playing.

**Highlights:** One-tap block dropping gameplay, Increasingly challenging target, Perfect landing bonuses, Unlockable skins and worlds, Daily gifts and challenges, Rewarded ads for revives/crystals

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


## Frequently asked questions

### Is Knit Arrow free?

Knit Arrow is free to download, with no in-app purchases.

### Is Slab free?

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

### Do Knit Arrow or Slab have ads?

Slab shows ads; Knit Arrow does not.

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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.*