# Unit Converter & Calculators vs Cozip

The clearest difference is ads: Cozip at none against Unit Converter & Calculators's shown. Unit Converter & Calculators's advantage is update cadence (every 5 days vs every 6 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Unit Converter & Calculators sells 1 one-off in-app purchase and Cozip sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Unit Converter & Calculators ships an update every 5 days, Cozip every 6 weeks. The most recent releases landed on October 8, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Unit Converter & Calculators | Cozip |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 6 weeks |
| Size | 34 MB | 15 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Umit YILMAZ](https://appshunter.io/developer/1772563348) | [胜海 李](https://appshunter.io/developer/1896369915) |

## What reviewers say

### Unit Converter & Calculators

[App page](https://appshunter.io/ios/app/unit-converter-and-calculators/id6736622331)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


### Cozip

[App page](https://appshunter.io/ios/app/cozip/id6767206411)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Annual Subscription | $5.99 | per year |


## Frequently asked questions

### Is Unit Converter & Calculators free?

Unit Converter & Calculators is free to download, with in-app purchases available.

### Is Cozip free?

Cozip is free to download, with in-app purchases available.

### Do Unit Converter & Calculators or Cozip have ads?

Unit Converter & Calculators shows ads; Cozip does not.

### Which is updated more often, Unit Converter & Calculators or Cozip?

Unit Converter & Calculators ships an update every 5 days, and Cozip every 6 weeks. Most recently, Unit Converter & Calculators was updated on October 8, 2026 and Cozip on October 28, 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.*