# Hidden Blocks vs Cubo

The clearest difference is in-app purchases: Cubo at none against Hidden Blocks's 9. Hidden Blocks's advantage is update cadence (weekly vs every 5 weeks) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Hidden Blocks sells 9 one-off in-app purchases. Cubo asks for nothing beyond the download.

Hidden Blocks ships an update weekly, Cubo every 5 weeks. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Hidden Blocks | Cubo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hidden-blocks-cube-counting/id6776471897/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 89 MB | 5 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Logan Land](https://appshunter.io/developer/1896703411) | [Levin David Schwab](https://appshunter.io/developer/1896432297) |

## What reviewers say

### Hidden Blocks

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

This 3D logic puzzle challenges you to count blocks in stacked structures, including those hidden from view. It offers daily puzzles, practice modes, and competitive stages with leaderboards. Sharpen your spatial reasoning skills with engaging brain teasers.

**Highlights:** 3D block counting puzzles, Count all or hidden blocks, Daily challenges, Practice mode, Timed stages with leaderboards, Spatial reasoning training

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

**In-app purchases (9)**

| 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 |
| Remove ads | $7.99 | one-time |
| 125 Gems | $9.99 | one-time |
| 250 Gems | $19.99 | one-time |
| 700 Gems | $49.99 | one-time |


### Cubo

[App page](https://appshunter.io/ios/app/cubo-3d-block-puzzle/id6780036722)

**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 Cubo free?

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

### Do Hidden Blocks or Cubo have ads?

Both Hidden Blocks and Cubo show ads.

### Which is updated more often, Hidden Blocks or Cubo?

Hidden Blocks ships an update weekly, and Cubo every 5 weeks. Most recently, Hidden Blocks was updated on October 31, 2026 and Cubo on October 28, 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.*