# Unit Converter vs Unit Converter

The clearest difference is in-app purchases: Unit Converter at none against Unit Converter's 3. Unit Converter also leads on iOS requirement (14.0 vs 17.0). Unit Converter's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 8 months). On price and device support 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 8 months, Unit Converter every 2 weeks. The most recent releases landed on October 18, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Unit Converter | Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Every 2 weeks** |
| Size | 6 MB | 3 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RAJAMRAGHU TECH](https://appshunter.io/developer/1772439027) | [Michiel de Gooijer](https://appshunter.io/developer/1849863849) |

## What reviewers say

### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-simple/id6450880292)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Unit Converter free?

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

### Is Unit Converter free?

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

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

Unit Converter shows ads; Unit Converter does not.

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

Unit Converter ships an update every 8 months, and Unit Converter every 2 weeks. Most recently, Unit Converter was updated on October 18, 2026 and Unit Converter on October 24, 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.*