# overlap vs Hidden Blocks

The clearest difference is in-app purchases: overlap at none against Hidden Blocks's 8. overlap also leads on update cadence (daily vs weekly) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

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

overlap ships an update daily, Hidden Blocks weekly. The most recent releases landed on October 4, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | overlap | Hidden Blocks |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Daily** | Weekly |
| Monetization | Ad-supported | — |
| Size | 39 MB | 89 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chanhyeok Na](https://appshunter.io/developer/1772457904) | [Logan Land](https://appshunter.io/developer/1896703411) |

## What reviewers say

### overlap

[App page](https://appshunter.io/ios/app/overlap/id6744515646)

A new type of puzzle game where blocks disappear when they overlap. Recreate the given puzzle board exactly, considering how overlaps affect the final image. It's a simple yet strategic challenge that gets progressively harder.

**Highlights:** Overlapping blocks disappear rule, Various stages with increasing difficulty, Clean and minimalist design, Addictive gameplay loop, Strategic puzzle solving

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is overlap free?

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

### Is Hidden Blocks free?

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

### Do overlap or Hidden Blocks have ads?

Both overlap and Hidden Blocks show ads.

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

overlap ships an update daily, and Hidden Blocks weekly. Most recently, overlap was updated on October 4, 2026 and Hidden Blocks on October 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*