# Light It Up vs Slab

The clearest difference is in-app purchases: Light It Up at none against Slab's 1. Slab's advantage is update cadence (every 3 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

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

Light It Up ships an update monthly, Slab every 3 days. The most recent releases landed on October 15, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Light It Up | 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 | Monthly | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 192 MB | 140 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ozkan Yildiz](https://appshunter.io/developer/1271094034) | [QUIETSPIRE LLC](https://appshunter.io/developer/6790939206) |

## What reviewers say

### Light It Up

[App page](https://appshunter.io/ios/app/light-it-up-merge-game/id6769047829)

**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 Light It Up free?

Light It Up is free to download, with no in-app purchases.

### Is Slab free?

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

### Do Light It Up or Slab have ads?

Both Light It Up and Slab show ads.

### Which is updated more often, Light It Up or Slab?

Light It Up ships an update monthly, and Slab every 3 days. Most recently, Light It Up was updated on October 15, 2026 and Slab 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.*