# zPartner vs DOWACO CSKH

The clearest difference is iOS requirement: zPartner at 12.4 against DOWACO CSKH's 15.1. 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.

zPartner ships an update every 2 months, DOWACO CSKH every 3 weeks. The most recent releases landed on October 2, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | zPartner | DOWACO CSKH |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/zpartner/id1520325923/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 28 MB | 27 MB |
| Requires iOS | **12.4** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Zadez Vietnam Company Limited](https://appshunter.io/developer/1259057705) | [DONG NAI WATER JOINT STOCK COMPANY](https://appshunter.io/developer/1855589965) |

## What reviewers say

### zPartner

[App page](https://appshunter.io/ios/app/zpartner/id1520325923)

Verify the authenticity and warranty status of ZADEZ products by scanning QR codes or barcodes. This utility app allows users to check product origin and activation status without an account.

**Highlights:** Verify product authenticity, Check warranty status, Scan QR codes and barcodes, Enter serial numbers manually, View product origin, Support for ZADEZ products only

**Features:** macOS Compatibility

**In-app purchases:** none


### DOWACO CSKH

[App page](https://appshunter.io/ios/app/dowaco-cskh/id6756099542)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is zPartner free?

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

### Is DOWACO CSKH free?

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

### Do zPartner or DOWACO CSKH have ads?

Neither zPartner nor DOWACO CSKH shows ads.

### Which is updated more often, zPartner or DOWACO CSKH?

zPartner ships an update every 2 months, and DOWACO CSKH every 3 weeks. Most recently, zPartner was updated on October 2, 2026 and DOWACO CSKH on October 15, 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.*