# Universal Converter vs Unit Converter

The clearest difference is update cadence: Unit Converter at every 2 weeks against Universal Converter's every 3 months. Universal Converter's advantage is iOS requirement (7.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Universal Converter sells 1 one-off in-app purchase and Unit Converter sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Universal Converter ships an update every 3 months, Unit Converter every 2 weeks. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Universal Converter | Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (3 ratings)](https://appshunter.io/ios/app/universal-converter/id424203419/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 28 MB | 3 MB |
| Requires iOS | **7.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SilverTouch Technologies Limited](https://appshunter.io/developer/301343941) | [Michiel de Gooijer](https://appshunter.io/developer/1849863849) |

## What reviewers say

### Universal Converter

[App page](https://appshunter.io/ios/app/universal-converter/id424203419)

Easily convert between metric and imperial units across various categories like distance, temperature, and weight. Supports six languages for global usability.

**Highlights:** Metric to imperial conversion, UK and US unit support, Angle conversion, Temperature conversion, Volume conversion, Weight conversion, Six language support

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad Free App | $0.99 | one-time |


### 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 Universal Converter free?

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

### Is Unit Converter free?

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

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

Neither Universal Converter nor Unit Converter shows ads.

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

Universal Converter ships an update every 3 months, and Unit Converter every 2 weeks. Most recently, Universal Converter was updated on October 29, 2026 and Unit Converter on October 31, 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.*