# Simetrix vs Blocks Merge Puzzle

The clearest difference is ads: Blocks Merge Puzzle at none against Simetrix's shown. Blocks Merge Puzzle also leads on update cadence (every 3 months vs every 11 months). Simetrix's advantage is iOS requirement (9.0 vs 11.0). On price, 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.

Simetrix ships an update every 11 months, Blocks Merge Puzzle every 3 months. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Simetrix | Blocks Merge Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (22 ratings)](https://appshunter.io/ios/app/simetrix/id1078115613/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 92.6% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 11 months | **Every 3 months** |
| Monetization | Ad-supported | — |
| Size | 5 MB | 71 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arda Alpman](https://appshunter.io/developer/1000870520) | [Arjun Cherukuri](https://appshunter.io/developer/1064867066) |

## What reviewers say

### Simetrix

[App page](https://appshunter.io/ios/app/simetrix/id1078115613)

Engage in a mind-bending puzzle game focused on symmetry. Rotate a bottom block to perfectly mirror falling blocks, creating symmetrical shapes. This challenging journey tests your spatial reasoning and reflexes.

**Highlights:** Block rotation mechanic, Symmetry-based puzzles, Challenging gameplay, Tests spatial reasoning, Reflex-based challenges

**Features:** macOS Compatibility

**In-app purchases:** none


### Blocks Merge Puzzle

[App page](https://appshunter.io/ios/app/blocks-merge-puzzle/id6449819988)

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

**In-app purchases:** none


## Frequently asked questions

### Is Simetrix free?

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

### Is Blocks Merge Puzzle free?

Blocks Merge Puzzle is free to download, with no in-app purchases.

### Do Simetrix or Blocks Merge Puzzle have ads?

Simetrix shows ads; Blocks Merge Puzzle does not.

### Which is updated more often, Simetrix or Blocks Merge Puzzle?

Simetrix ships an update every 11 months, and Blocks Merge Puzzle every 3 months. Most recently, Simetrix was updated on November 6, 2026 and Blocks Merge Puzzle on November 8, 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.*