# DoSan vs Dictionary Korean Vietnamese

The clearest difference is ads: DoSan at none against Dictionary Korean Vietnamese's shown. DoSan also leads on iOS requirement (13.0 vs 15.0). Dictionary Korean Vietnamese's advantage is update cadence (every 3 weeks vs every 7 months). On price, 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.

DoSan ships an update every 7 months, Dictionary Korean Vietnamese every 3 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | DoSan | Dictionary Korean Vietnamese |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Size | 50 MB | 46 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tran Cong Nghia](https://appshunter.io/developer/1540219036) | [Nhu Dinh Tao](https://appshunter.io/developer/995315197) |

## What reviewers say

### DoSan

[App page](https://appshunter.io/ios/app/dosan/id1551374256)

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

**In-app purchases:** none


### Dictionary Korean Vietnamese

[App page](https://appshunter.io/ios/app/dictionary-korean-vietnamese/id6451323252)

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

**In-app purchases:** none


## Frequently asked questions

### Is DoSan free?

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

### Is Dictionary Korean Vietnamese free?

Dictionary Korean Vietnamese is free to download, with no in-app purchases.

### Do DoSan or Dictionary Korean Vietnamese have ads?

Dictionary Korean Vietnamese shows ads; DoSan does not.

### Which is updated more often, DoSan or Dictionary Korean Vietnamese?

DoSan ships an update every 7 months, and Dictionary Korean Vietnamese every 3 weeks. Most recently, DoSan was updated on October 25, 2026 and Dictionary Korean Vietnamese 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.*