# Converter vs The Conversion App

The clearest difference is review sentiment: Converter at 96% against The Conversion App's 45%. Converter also leads on rating (4.9 vs 4.1) and ratings volume (897 vs 60). The Conversion App's advantage is iOS requirement (13.0 vs 15.6). On price, update cadence, ads 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.

Converter holds the better App Store score, 4.9 against 4.1. That said, the two scores are not equally well evidenced: Converter has 897 ratings behind it against 60, so its average is the more settled of the two. Written reviews point the same way: 96% of Converter's written reviews are positive against 45% of The Conversion App's.

Converter ships an update every 2 months, The Conversion App every 5 weeks. The most recent releases landed on September 21, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Converter | The Conversion App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (897 ratings)](https://appshunter.io/ios/app/converter-universal-conversion/id423521445/reviews)** | [4.1 (60 ratings)](https://appshunter.io/ios/app/the-conversion-app/id1507894827/reviews) |
| Number of ratings | **897** | 60 |
| Positive reviews | **96.0% of reviews** | 45.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 37 MB | 17 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Trelleborg Sealing Solutions](https://appshunter.io/developer/396863758) | [Sparrow Development LLC](https://appshunter.io/developer/1291798088) |

## What reviewers say

### Converter

[App page](https://appshunter.io/ios/app/converter-universal-conversion/id423521445)

This app offers a comprehensive unit and hardness conversion tool with an easy-to-use interface. It includes currency conversion with updated exchange rates, over 300 engineering and scientific units, and a specialized hardness converter. Additional features like timezone conversion, pace calculation, and a standard calculator enhance its utility.

**Highlights:** Currency converter with live exchange rates, Over 300 engineering and scientific units, Specialized hardness converter, Timezone conversion, Running pace calculator, Integrated standard calculator, Conversion history log

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Accurate and fast conversions
- 💡 Comprehensive coverage of units and categories
- 🔒 No ads or hidden fees
- 💡 Useful currency converter

**What reviewers complain about**

- 🐛 Currency conversion rates can be outdated
- 🔍 Difficult to find specific conversions due to large number of options
- 💡 Lack of ability to set favorite conversions as default

**Reported bugs**

- Occasional crashes on startup for non-English/German users
- Conversion from meters to feet does not show inches

**Requested features**

- Add fuel efficiency conversions
- Allow users to set favorite conversions as default
- Improve currency conversion rate updates


### 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


## Frequently asked questions

### Is Converter free?

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

### Is The Conversion App free?

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

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

Converter is rated higher. Converter averages 4.9 out of 5 from 897 ratings, while The Conversion App averages 4.1 from 60 ratings.

### Do Converter or The Conversion App have ads?

Neither Converter nor The Conversion App shows ads.

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

Converter ships an update every 2 months, and The Conversion App every 5 weeks. Most recently, Converter was updated on September 21, 2026 and The Conversion App on September 18, 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.*