# Hidden Blocks vs Number Stack

The clearest difference is in-app purchases: Number Stack at none against Hidden Blocks's 8. Number Stack also leads on update cadence (every 2 days vs weekly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Hidden Blocks sells 8 one-off in-app purchases. Number Stack asks for nothing beyond the download.

Hidden Blocks ships an update weekly, Number Stack every 2 days. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Hidden Blocks | Number Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/number-stack-clear-hexa/id6813857149/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | — | Ad-supported |
| Size | 89 MB | 58 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Logan Land](https://appshunter.io/developer/1896703411) | [SOUCEAN](https://appshunter.io/developer/6789480709) |

## What reviewers say

### Hidden Blocks

[App page](https://appshunter.io/ios/app/hidden-blocks-cube-counting/id6776471897)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Gems | $0.99 | one-time |
| 20 Gems | $1.99 | one-time |
| Unlimited Play · 3 Hours | $2.99 | one-time |
| 50 Gems | $4.99 | one-time |
| Unlimited Play · 24 Hours | $6.99 | one-time |
| 125 Gems | $9.99 | one-time |
| 250 Gems | $19.99 | one-time |
| 700 Gems | $49.99 | one-time |


### Number Stack

[App page](https://appshunter.io/ios/app/number-stack-clear-hexa/id6813857149)

A relaxing puzzle game where you merge hexagonal number blocks to create larger numbers and clear the board. Plan your placements strategically to manage space and achieve satisfying merge chains.

**Highlights:** Merge hexa numbers, Clear the board, Build bigger numbers, Stack with a plan, Hexagon block puzzle, Satisfying merge chains, Use power-ups

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

**In-app purchases:** none


## Frequently asked questions

### Is Hidden Blocks free?

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

### Is Number Stack free?

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

### Do Hidden Blocks or Number Stack have ads?

Both Hidden Blocks and Number Stack show ads.

### Which is updated more often, Hidden Blocks or Number Stack?

Hidden Blocks ships an update weekly, and Number Stack every 2 days. Most recently, Hidden Blocks was updated on October 17, 2026 and Number Stack on October 15, 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.*