# Sansook vs Chuio

The clearest difference is update cadence: Chuio at every 3 days against Sansook's every 2 months. Sansook's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Sansook ships an update every 2 months, Chuio every 3 days. The most recent releases landed on October 4, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Sansook | Chuio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 38 MB | 33 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thanongsin chanthakham](https://appshunter.io/developer/1335968168) | [FairSquare Ltd.](https://appshunter.io/developer/1550354430) |

## What reviewers say

### Sansook

[App page](https://appshunter.io/ios/app/sansook/id1585331622)

**Features:** macOS Compatibility

**In-app purchases:** none


### Chuio

[App page](https://appshunter.io/ios/app/chuio/id6760214563)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sansook free?

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

### Is Chuio free?

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

### Do Sansook or Chuio have ads?

Neither Sansook nor Chuio shows ads.

### Which is updated more often, Sansook or Chuio?

Sansook ships an update every 2 months, and Chuio every 3 days. Most recently, Sansook was updated on October 4, 2026 and Chuio on October 2, 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.*