# Block Harmonics vs Snake Stack

The clearest difference is ads: Snake Stack at none against Block Harmonics's shown. Snake Stack also leads on update cadence (every 2 days vs weekly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Block Harmonics ships an update weekly, Snake Stack every 2 days. The most recent releases landed on September 29, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Block Harmonics | Snake Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/snake-stack-block-puzzle/id6795934240/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | — | Free |
| Size | 31 MB | 4 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ikuya Terasaka](https://appshunter.io/developer/1163471139) | [Recovery Audio](https://appshunter.io/developer/1853382911) |

## What reviewers say

### Block Harmonics

[App page](https://appshunter.io/ios/app/block-harmonics/id6752220613)

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

**In-app purchases:** none


### Snake Stack

[App page](https://appshunter.io/ios/app/snake-stack-block-puzzle/id6795934240)

Grow a neon snake on an 8x8 board, clearing lines through its body for triple points and multipliers up to x10. Feed your snake, manage its movement, and aim for high scores in this unique block puzzle.

**Highlights:** Grow and harvest a snake, Score multipliers up to x10, Clear lines through snake body, Daily challenges with global leaderboards, Unlockable skins and color themes, Undo move functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is Block Harmonics free?

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

### Is Snake Stack free?

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

### Do Block Harmonics or Snake Stack have ads?

Block Harmonics shows ads; Snake Stack does not.

### Which is updated more often, Block Harmonics or Snake Stack?

Block Harmonics ships an update weekly, and Snake Stack every 2 days. Most recently, Block Harmonics was updated on September 29, 2026 and Snake Stack on October 9, 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.*