# 포스트팀 vs GTS Sach Viet Kr

The clearest difference is ads: 포스트팀 at none against GTS Sach Viet Kr's shown. 포스트팀 also leads on update cadence (every 6 weeks vs every 8 months). GTS Sach Viet Kr's advantage is iOS requirement (13.0 vs 16.0). 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.

포스트팀 ships an update every 6 weeks, GTS Sach Viet Kr every 8 months. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | 포스트팀 | GTS Sach Viet Kr |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 38.5% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 8 months |
| Size | 46 MB | 77 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [주식회사 더테크빌](https://appshunter.io/developer/1021484703) | [Jun Tae Kim](https://appshunter.io/developer/1613655385) |

## What reviewers say

### 포스트팀

[App page](https://appshunter.io/ios/app/id1410105154)

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

**In-app purchases:** none


### GTS Sach Viet Kr

[App page](https://appshunter.io/ios/app/gts-sach-viet-kr/id1613655383)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 포스트팀 free?

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

### Is GTS Sach Viet Kr free?

GTS Sach Viet Kr is free to download, with no in-app purchases.

### Do 포스트팀 or GTS Sach Viet Kr have ads?

GTS Sach Viet Kr shows ads; 포스트팀 does not.

### Which is updated more often, 포스트팀 or GTS Sach Viet Kr?

포스트팀 ships an update every 6 weeks, and GTS Sach Viet Kr every 8 months. Most recently, 포스트팀 was updated on November 2, 2026 and GTS Sach Viet Kr on November 7, 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.*