# Cosmic Trap vs Slab

The clearest difference is in-app purchases: Cosmic Trap at none against Slab's 1. Cosmic Trap also leads on iOS requirement (13.0 vs 15.0). Slab's advantage is update cadence (every 3 days vs every 9 days). On price, ads and device support there is nothing between them.

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

Cosmic Trap ships an update every 9 days, Slab every 3 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Cosmic Trap | 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 | Yes | Yes |
| Update frequency | Every 9 days | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 116 MB | 140 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Emil Herzberg](https://appshunter.io/developer/1867788895) | [QUIETSPIRE LLC](https://appshunter.io/developer/6790939206) |

## What reviewers say

### Cosmic Trap

[App page](https://appshunter.io/ios/app/cosmic-trap/id6757701722)

**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 Cosmic Trap free?

Cosmic Trap is free to download, with no in-app purchases.

### Is Slab free?

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

### Do Cosmic Trap or Slab have ads?

Both Cosmic Trap and Slab show ads.

### Which is updated more often, Cosmic Trap or Slab?

Cosmic Trap ships an update every 9 days, and Slab every 3 days. Most recently, Cosmic Trap was updated on October 31, 2026 and Slab on November 5, 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.*