# The Conversion App vs US Travel Unit Converter

The clearest difference is rating: US Travel Unit Converter at 4.8 against The Conversion App's 4.1. US Travel Unit Converter also leads on update cadence (fortnightly vs every 5 weeks). The Conversion App's advantage is ads (none vs shown) and ratings volume (61 vs 5). On price 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.

US Travel Unit Converter holds the better App Store score, 4.8 against 4.1. That said, the two scores are not equally well evidenced: The Conversion App has 61 ratings behind it against 5, so its average is the more settled of the two.

The Conversion App ships an update every 5 weeks, US Travel Unit Converter fortnightly. Both last shipped on November 3, 2026.

## The numbers

| Metric | The Conversion App | US Travel Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (61 ratings)](https://appshunter.io/ios/app/the-conversion-app/id1507894827/reviews) | **[4.8 (5 ratings)](https://appshunter.io/ios/app/us-travel-unit-converter/id1625794629/reviews)** |
| Number of ratings | **61** | 5 |
| Positive reviews | 45.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | **Free** | Ad-supported |
| Size | 17 MB | 6 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sparrow Development LLC](https://appshunter.io/developer/1291798088) | [Dmitry Borodin](https://appshunter.io/developer/1465989791) |

## What reviewers say

### The Conversion App

[App page](https://appshunter.io/ios/app/the-conversion-app/id1507894827)

This utility app offers a simple and powerful way to perform various unit conversions. It supports a wide range of categories and allows users to request new conversions to be added. Available on iPhone and iPad, it's designed for ease of use.

**Highlights:** Area conversion, Data conversion, Length conversion, Speed conversion, Time conversion, Volume conversion, Weight conversion

**In-app purchases:** none


### US Travel Unit Converter

[App page](https://appshunter.io/ios/app/us-travel-unit-converter/id1625794629)

Easily convert between imperial and metric units for travel or relocation. Set up custom widgets for frequently used conversions like weight and temperature, accessible without opening the app.

**Highlights:** Imperial to metric conversion, Metric to imperial conversion, Customizable widgets, Home screen accessibility, Fast unit conversion

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is The Conversion App free?

The Conversion App is free to download, with no in-app purchases.

### Is US Travel Unit Converter free?

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

### Which has better reviews, The Conversion App or US Travel Unit Converter?

US Travel Unit Converter is rated higher. The Conversion App averages 4.1 out of 5 from 61 ratings, while US Travel Unit Converter averages 4.8 from 5 ratings.

### Do The Conversion App or US Travel Unit Converter have ads?

US Travel Unit Converter shows ads; The Conversion App does not.

### Which is updated more often, The Conversion App or US Travel Unit Converter?

The Conversion App ships an update every 5 weeks, and US Travel Unit Converter fortnightly. Most recently, The Conversion App was updated on November 3, 2026 and US Travel Unit Converter on November 3, 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.*