# Hệ thống Chấm công vs TTMI HRM

The clearest difference is update cadence: TTMI HRM at weekly against Hệ thống Chấm công's every 12 months. Hệ thống Chấm công's advantage is iOS requirement (13.4 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.

Hệ thống Chấm công ships an update every 12 months, TTMI HRM weekly. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Hệ thống Chấm công | TTMI HRM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Weekly** |
| Size | 22 MB | 85 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nguyen Van Hung](https://appshunter.io/developer/1490966346) | [Huynh Thang](https://appshunter.io/developer/1273667662) |

## What reviewers say

### Hệ thống Chấm công

[App page](https://appshunter.io/ios/app/he-thong-cham-cong/id1509640456)

**Features:** macOS Compatibility

**In-app purchases:** none


### TTMI HRM

[App page](https://appshunter.io/ios/app/ttmi-hrm/id6754357677)

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

**In-app purchases:** none


## Frequently asked questions

### Is Hệ thống Chấm công free?

Hệ thống Chấm công is free to download, with no in-app purchases.

### Is TTMI HRM free?

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

### Do Hệ thống Chấm công or TTMI HRM have ads?

Neither Hệ thống Chấm công nor TTMI HRM shows ads.

### Which is updated more often, Hệ thống Chấm công or TTMI HRM?

Hệ thống Chấm công ships an update every 12 months, and TTMI HRM weekly. Most recently, Hệ thống Chấm công was updated on November 3, 2026 and TTMI HRM on November 9, 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.*