# Smart Blocks vs Flow Link

The clearest difference is iOS requirement: Flow Link at 15.0 against Smart Blocks's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Smart Blocks sells 3 in-app purchases, starting at $4.99 per month and Flow Link sells 9 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Smart Blocks ships an update every 11 days, Flow Link every 2 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | Smart Blocks | Flow Link |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 11 days** | Every 2 weeks |
| Size | 21 MB | 120 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Quoc Nguyen](https://appshunter.io/developer/1883194471) | [KAI SOFT COMPANY LIMITED](https://appshunter.io/developer/1887324525) |

## What reviewers say

### 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 |


### Flow Link

[App page](https://appshunter.io/ios/app/flow-link-logic-puzzle/id6761495516)

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| สิทธิ์ VIP รายเดือน | $3.99 | per month |
| ปิดโฆษณา 1 วัน | $0.99 | one-time |
| ปิดโฆษณา 3 วัน | $0.99 | one-time |
| แพ็กเหรียญเล็ก | $0.99 | one-time |
| ปิดโฆษณา 7 วัน | $1.99 | one-time |
| แพ็กเหรียญกลาง | $1.99 | one-time |
| แพ็กเหรียญใหญ่ | $4.99 | one-time |
| แพ็กเหรียญยักษ์ | $9.99 | one-time |
| สิทธิ์ Lifetime VIP ตลอดชีพ | $12.99 | one-time |


## Frequently asked questions

### Is Smart Blocks free?

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

### Is Flow Link free?

Flow Link is free to download, with in-app purchases available.

### Do Smart Blocks or Flow Link have ads?

Both Smart Blocks and Flow Link show ads.

### Which is updated more often, Smart Blocks or Flow Link?

Smart Blocks ships an update every 11 days, and Flow Link every 2 weeks. Most recently, Smart Blocks was updated on October 25, 2026 and Flow Link on October 25, 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.*