# Unit Converter vs Unit converter

The clearest difference is in-app purchases: Unit converter at none against Unit Converter's 3. Unit Converter's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Unit Converter sells 3 in-app purchases, starting at $0.99 per month. Unit converter asks for nothing beyond the download.

Unit Converter ships an update every 2 weeks, Unit converter every 3 months. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Unit Converter | Unit converter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Size | 3 MB | 41 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Michiel de Gooijer](https://appshunter.io/developer/1849863849) | [Claudio Fusillo](https://appshunter.io/developer/1520006843) |

## What reviewers say

### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-pro/id6758503595)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $0.99 | per month |
| Pro Yearly | $3.99 | per year |
| Small Tip | $0.99 | one-time |


### Unit converter

[App page](https://appshunter.io/ios/app/unit-converter-unitflow/id6760021792)

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

**In-app purchases:** none


## Frequently asked questions

### Is Unit Converter free?

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

### Is Unit converter free?

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

### Do Unit Converter or Unit converter have ads?

Neither Unit Converter nor Unit converter shows ads.

### Which is updated more often, Unit Converter or Unit converter?

Unit Converter ships an update every 2 weeks, and Unit converter every 3 months. Most recently, Unit Converter was updated on October 7, 2026 and Unit converter on October 14, 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.*