# Zotro vs Quản Lý Chấm Công

The clearest difference is in-app purchases: Quản Lý Chấm Công at none against Zotro's 3. Quản Lý Chấm Công also leads on update cadence (every 2 days vs every 3 weeks) and iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Zotro sells 3 one-off in-app purchases. Quản Lý Chấm Công asks for nothing beyond the download.

Zotro ships an update every 3 weeks, Quản Lý Chấm Công every 2 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Zotro | Quản Lý Chấm Công |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Size | 47 MB | 25 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Duc Nguyen Huu](https://appshunter.io/developer/1736962304) | [NGUYEN HIEU](https://appshunter.io/developer/1888036907) |

## What reviewers say

### Zotro

[App page](https://appshunter.io/ios/app/zotro/id6752543560)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mua 1 ly cà phê | $0.99 | one-time |
| Mua 3 ly cà phê | $2.99 | one-time |
| Mua 5 ly cà phê | $3.99 | one-time |


### Quản Lý Chấm Công

[App page](https://appshunter.io/ios/app/quan-ly-cham-cong/id6777360089)

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

**In-app purchases:** none


## Frequently asked questions

### Is Zotro free?

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

### Is Quản Lý Chấm Công free?

Quản Lý Chấm Công is free to download, with no in-app purchases.

### Do Zotro or Quản Lý Chấm Công have ads?

Neither Zotro nor Quản Lý Chấm Công shows ads.

### Which is updated more often, Zotro or Quản Lý Chấm Công?

Zotro ships an update every 3 weeks, and Quản Lý Chấm Công every 2 days. Most recently, Zotro was updated on November 5, 2026 and Quản Lý Chấm Công on October 31, 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.*