# CCHN Đấu thầu vs TUAF

The clearest difference is iOS requirement: CCHN Đấu thầu at 9.0 against TUAF's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

CCHN Đấu thầu ships an update every 4 months, TUAF every 2 months. The most recent releases landed on October 1, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | CCHN Đấu thầu | TUAF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 42 MB | 57 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [JVB VIET NAM JOINT STOCK COMPANY](https://appshunter.io/developer/1045440809) | [Minh Nguyen Ba](https://appshunter.io/developer/1549498900) |

## What reviewers say

### CCHN Đấu thầu

[App page](https://appshunter.io/ios/app/cchn-au-thau/id1614791724)

**Features:** macOS Compatibility

**In-app purchases:** none


### TUAF

[App page](https://appshunter.io/ios/app/tuaf-e/id1663750951)

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

**In-app purchases:** none


## Frequently asked questions

### Is CCHN Đấu thầu free?

CCHN Đấu thầu is free to download, with no in-app purchases.

### Is TUAF free?

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

### Do CCHN Đấu thầu or TUAF have ads?

Neither CCHN Đấu thầu nor TUAF shows ads.

### Which is updated more often, CCHN Đấu thầu or TUAF?

CCHN Đấu thầu ships an update every 4 months, and TUAF every 2 months. Most recently, CCHN Đấu thầu was updated on October 1, 2026 and TUAF on October 13, 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.*