# LLab CSKH vs HDE eContract

The clearest difference is update cadence: HDE eContract at every 4 weeks against LLab CSKH's every 2 months. 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.

LLab CSKH ships an update every 2 months, HDE eContract every 4 weeks. The most recent releases landed on October 15, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | LLab CSKH | HDE eContract |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Size | 53 MB | 124 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Linh Tran](https://appshunter.io/developer/1496143871) | [NGUYEN THI PHUONG](https://appshunter.io/developer/1697274598) |

## What reviewers say

### LLab CSKH

[App page](https://appshunter.io/ios/app/llab-cskh/id1552044919)

**Features:** macOS Compatibility

**In-app purchases:** none


### HDE eContract

[App page](https://appshunter.io/ios/app/hde-econtract/id6791038744)

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

**In-app purchases:** none


## Frequently asked questions

### Is LLab CSKH free?

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

### Is HDE eContract free?

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

### Do LLab CSKH or HDE eContract have ads?

Neither LLab CSKH nor HDE eContract shows ads.

### Which is updated more often, LLab CSKH or HDE eContract?

LLab CSKH ships an update every 2 months, and HDE eContract every 4 weeks. Most recently, LLab CSKH was updated on October 15, 2026 and HDE eContract on October 6, 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.*