# Unit Currency Converter vs Conversion Calculator

The clearest difference is review sentiment: Conversion Calculator at 100% against Unit Currency Converter's 0%. Conversion Calculator also leads on rating (4.8 vs 3.7) and ads (none vs shown). Unit Currency Converter's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (15.5 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Unit Currency Converter sells 1 one-off in-app purchase and Conversion Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Conversion Calculator holds the better App Store score, 4.8 against 3.7. That said, the two scores are not equally well evidenced: Conversion Calculator has 165 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 0% of Unit Currency Converter's written reviews are positive against 100% of Conversion Calculator's.

Unit Currency Converter ships an update every 78 months, Conversion Calculator every 5 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Unit Currency Converter | Conversion Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/unit-currency-converter/id1510243729/reviews) | **[4.8 (165 ratings)](https://appshunter.io/ios/app/conversion-calculator-metric/id6468678523/reviews)** |
| Number of ratings | 3 | **165** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 78 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 42 MB | 10 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Giang Pham Thi](https://appshunter.io/developer/1581524365) | [Collins Cheruiyot](https://appshunter.io/developer/1579009978) |

## What reviewers say

### Unit Currency Converter

[App page](https://appshunter.io/ios/app/unit-currency-converter/id1510243729)

This app offers a simple and intuitive interface for converting various units of measurement. It categorizes essential units for daily life, living, science, and miscellaneous needs, with built-in currency conversion and math calculators.

**Highlights:** Intuitive and simple UI, Categorized essential unit sets, Real-time currency converter, Math calculators, Organize conversion lists, Easy conversion with one-hold button

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Conversion Calculator

[App page](https://appshunter.io/ios/app/conversion-calculator-metric/id6468678523)

This utility app offers a comprehensive unit conversion tool for various needs, including cooking, travel, and work. It supports over 120 units across 15 categories, with metric and imperial options. The app works offline and allows for customization of displayed decimals and category order.

**Highlights:** 15 categories and 120+ units, Metric and imperial conversions, Cooking, weight, length, temperature, and more, Offline functionality, Customizable decimal display, Apple Watch app

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited access forever | $8.99 | one-time |


## Frequently asked questions

### Is Unit Currency Converter free?

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

### Is Conversion Calculator free?

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

### Which has better reviews, Unit Currency Converter or Conversion Calculator?

Conversion Calculator is rated higher. Unit Currency Converter averages 3.7 out of 5 from 3 ratings, while Conversion Calculator averages 4.8 from 165 ratings.

### Do Unit Currency Converter or Conversion Calculator have ads?

Unit Currency Converter shows ads; Conversion Calculator does not.

### Which is updated more often, Unit Currency Converter or Conversion Calculator?

Unit Currency Converter ships an update every 78 months, and Conversion Calculator every 5 weeks. Most recently, Unit Currency Converter was updated on November 3, 2026 and Conversion Calculator on October 30, 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.*