# Zerity vs Port One

The clearest difference is update cadence: Zerity at every 3 days against Port One's every 6 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.

Zerity ships an update every 3 days, Port One every 6 months. Both last shipped on October 30, 2026.

## The numbers

| Metric | Zerity | Port One |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 months |
| Monetization | Free | — |
| Size | 58 MB | 97 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Galin Denev](https://appshunter.io/developer/1460515671) | [One Motion Logistics Ltd](https://appshunter.io/developer/1566037237) |

## What reviewers say

### Zerity

[App page](https://appshunter.io/ios/app/zerity/id6502950923)

This app helps businesses manage operations by tracking availability, conducting vehicle inspections, and streamlining rostering and invoicing. It also includes detailed driver profile management.

**Highlights:** Availability tracking, Vehicle inspections, Rostering, Invoicing and billing, Driver profile management

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

**In-app purchases:** none


### Port One

[App page](https://appshunter.io/ios/app/port-one-one-motion/id6751989245)

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

**In-app purchases:** none


## Frequently asked questions

### Is Zerity free?

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

### Is Port One free?

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

### Do Zerity or Port One have ads?

Neither Zerity nor Port One shows ads.

### Which is updated more often, Zerity or Port One?

Zerity ships an update every 3 days, and Port One every 6 months. Most recently, Zerity was updated on October 30, 2026 and Port One on October 30, 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.*