# Z vs CMS Cargo Tracking

The clearest difference is device support: CMS Cargo Tracking at 3 against Z's 1. CMS Cargo Tracking also leads on iOS requirement (11.0 vs 16.2). 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.

Z ships an update every 5 months, CMS Cargo Tracking every 4 months. Both last shipped on September 15, 2026.

## The numbers

| Metric | Z | CMS Cargo Tracking |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Size | 43 MB | 44 MB |
| Requires iOS | 16.2 | **11.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Zen USA INC](https://appshunter.io/developer/1564187521) | [Tom Stiffler](https://appshunter.io/developer/659961213) |

## What reviewers say

### Z

[App page](https://appshunter.io/ios/app/z-envio/id1564187519)

**Features:** Apple Wallet

**In-app purchases:** none


### CMS Cargo Tracking

[App page](https://appshunter.io/ios/app/cms-cargo-tracking/id6461600643)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Z free?

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

### Is CMS Cargo Tracking free?

CMS Cargo Tracking is free to download, with no in-app purchases.

### Do Z or CMS Cargo Tracking have ads?

Neither Z nor CMS Cargo Tracking shows ads.

### Which is updated more often, Z or CMS Cargo Tracking?

Z ships an update every 5 months, and CMS Cargo Tracking every 4 months. Most recently, Z was updated on September 15, 2026 and CMS Cargo Tracking on September 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.*