# Sliding Puzzle vs Smart Blocks

The clearest difference is in-app purchases: Sliding Puzzle at none against Smart Blocks's 3. Smart Blocks's advantage is update cadence (every 11 days vs monthly) and iOS requirement (17.0 vs 26.1). On price, ads and device support there is nothing between them.

Both are free to download. Smart Blocks sells 3 in-app purchases, starting at $4.99 per month. Sliding Puzzle asks for nothing beyond the download.

Sliding Puzzle ships an update monthly, Smart Blocks every 11 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Sliding Puzzle | Smart Blocks |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 11 days** |
| Size | 5 MB | 21 MB |
| Requires iOS | 26.1 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MIZOU, CO., LTD.](https://appshunter.io/developer/1542553141) | [Quoc Nguyen](https://appshunter.io/developer/1883194471) |

## What reviewers say

### Sliding Puzzle

[App page](https://appshunter.io/ios/app/sliding-puzzle-path-link/id6756993722)

**Features:** macOS Compatibility

**In-app purchases:** none


### Smart Blocks

[App page](https://appshunter.io/ios/app/smart-blocks-brain-block-game/id6760614187)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $4.99 | per month |
| Yearly Premium | $19.99 | per year |
| Smart Blocks Lifetime | $15.99 | one-time |


## Frequently asked questions

### Is Sliding Puzzle free?

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

### Is Smart Blocks free?

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

### Do Sliding Puzzle or Smart Blocks have ads?

Both Sliding Puzzle and Smart Blocks show ads.

### Which is updated more often, Sliding Puzzle or Smart Blocks?

Sliding Puzzle ships an update monthly, and Smart Blocks every 11 days. Most recently, Sliding Puzzle was updated on October 30, 2026 and Smart Blocks on October 31, 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.*