# 서앤오AI vs Kind Scanner

The clearest difference is update cadence: 서앤오AI at every 3 days against Kind Scanner's weekly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 서앤오AI sells 2 in-app purchases, starting at $3.99 per month and Kind Scanner sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

서앤오AI ships an update every 3 days, Kind Scanner weekly. The most recent releases landed on November 10, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | 서앤오AI | Kind Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Weekly |
| Size | 74 MB | 55 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Seo & Oh](https://appshunter.io/developer/1863146900) | [MINSUK SONG](https://appshunter.io/developer/6792583326) |

## What reviewers say

### 서앤오AI

[App page](https://appshunter.io/ios/app/ai/id6792564436)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI 멤버쉽 (월간) | $3.99 | per month |
| AI 멤버쉽 (연간) | $39.99 | per year |


### Kind Scanner

[App page](https://appshunter.io/ios/app/kind-scanner-scan-to-pdf/id6817563339)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Document Submission Tools | $3.99 | one-time |


## Frequently asked questions

### Is 서앤오AI free?

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

### Is Kind Scanner free?

Kind Scanner is free to download, with in-app purchases available.

### Do 서앤오AI or Kind Scanner have ads?

Neither 서앤오AI nor Kind Scanner shows ads.

### Which is updated more often, 서앤오AI or Kind Scanner?

서앤오AI ships an update every 3 days, and Kind Scanner weekly. Most recently, 서앤오AI was updated on November 10, 2026 and Kind Scanner on November 12, 2026.

---

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