# Z3US vs CHB Vendas

The clearest difference is ads: Z3US at none against CHB Vendas's shown. Z3US also leads on update cadence (every 2 weeks vs every 2 months) and iOS requirement (9.3 vs 15.0). 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.

Z3US ships an update every 2 weeks, CHB Vendas every 2 months. The most recent releases landed on October 26, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Z3US | CHB Vendas |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Size | 359 MB | 96 MB |
| Requires iOS | **9.3** | 15.0 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [GAMA - SOLUCOES EM TECNOLOGIA LTDA - ME](https://appshunter.io/developer/972097065) | [CHB SISTEMAS](https://appshunter.io/developer/1337671242) |

## What reviewers say

### Z3US

[App page](https://appshunter.io/ios/app/z3us/id1409120961)

**Features:** macOS Compatibility

**In-app purchases:** none


### CHB Vendas

[App page](https://appshunter.io/ios/app/chb-vendas/id1437922787)

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

**In-app purchases:** none


## Frequently asked questions

### Is Z3US free?

Z3US is free to download, with no in-app purchases.

### Is CHB Vendas free?

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

### Do Z3US or CHB Vendas have ads?

CHB Vendas shows ads; Z3US does not.

### Which is updated more often, Z3US or CHB Vendas?

Z3US ships an update every 2 weeks, and CHB Vendas every 2 months. Most recently, Z3US was updated on October 26, 2026 and CHB Vendas on October 21, 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.*