# BlockZen vs Gridlock

The clearest difference is iOS requirement: BlockZen at 15.1 against Gridlock's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | BlockZen | Gridlock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (4 ratings)](https://appshunter.io/ios/app/gridlock-block-puzzle/id6808988501/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | — | Every 3 days |
| Monetization | — | Ad-supported |
| Size | 17 MB | 4 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TSQUARE BILISIM REKLAM SANAYI VE TICARET LIMITED SIRKETI](https://appshunter.io/developer/1438151734) | [Ryan Lubbers](https://appshunter.io/developer/6802070419) |

## What reviewers say

### BlockZen

[App page](https://appshunter.io/ios/app/blockzen-mind-and-blocks/id6761264625)

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

**In-app purchases:** none


### Gridlock

[App page](https://appshunter.io/ios/app/gridlock-block-puzzle/id6808988501)

This block puzzle game ensures every move is playable, preventing unfair losses. Strategically place pieces to clear rows and columns, build combos, and achieve high scores in both endless and daily challenge modes. It offers a thoughtful, reflex-free puzzle experience.

**Highlights:** Guaranteed playable moves, Fill rows/columns to clear, Combo multiplier, Endless mode, Daily Challenge mode, Undo last moves, Offline play

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

**In-app purchases:** none


## Frequently asked questions

### Is BlockZen free?

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

### Is Gridlock free?

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

### Do BlockZen or Gridlock have ads?

Both BlockZen and Gridlock show ads.

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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.*