# Unit Converter vs Unit Converter

The clearest difference is rating: Unit Converter at 4.9 against Unit Converter's 2.0. Unit Converter also leads on review sentiment (90% vs 50%) and ads (none vs shown). Unit Converter's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Unit Converter holds the better App Store score, 4.9 against 2.0. Both are backed by a comparable volume of ratings — 7 and 18 respectively. Written reviews point the same way: 50% of Unit Converter's written reviews are positive against 90% of Unit Converter's.

Unit Converter ships an update every 9 months, Unit Converter weekly. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Unit Converter | Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (7 ratings)](https://appshunter.io/ios/app/unit-converter/id1124416229/reviews) | **[4.9 (18 ratings)](https://appshunter.io/ios/app/unit-converter-scientific/id6692634387/reviews)** |
| Number of ratings | 7 | **18** |
| Positive reviews | 50.0% of reviews | **90.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 9 months | **Weekly** |
| Monetization | Ad-supported | **Free** |
| Size | 33 MB | 4 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yunus Kilinc](https://appshunter.io/developer/1093264121) | [Ahmet Burak Albayrak](https://appshunter.io/developer/1769045837) |

## What reviewers say

### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter/id1124416229)

This application offers a professional and user-friendly interface for converting between various units. It supports over 300 units across more than 20 categories, including currency, temperature, and length.

**Highlights:** Impressive design, Convenient interface, Easy to use, Over 20 categories, More than 300 units, Currency conversion, Temperature conversion

**Features:** macOS Compatibility

**In-app purchases:** none


### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-scientific/id6692634387)

Easily perform instant unit conversions across a vast array of categories, from engineering to everyday life. Features include dark mode, favorites, and dual language support for enhanced usability. Ideal for scientists, engineers, students, and anyone needing quick, accurate conversions.

**Highlights:** Extensive conversion categories, Dark mode for night use, Favorite frequently used conversions, Dual language support, Offline functionality, User feedback option

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

**In-app purchases:** none


## 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 no in-app purchases.

### Which has better reviews, Unit Converter or Unit Converter?

Unit Converter is rated higher. Unit Converter averages 2.0 out of 5 from 7 ratings, while Unit Converter averages 4.9 from 18 ratings.

### 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 9 months, and Unit Converter weekly. Most recently, Unit Converter was updated on November 2, 2026 and Unit Converter on November 4, 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.*