# Unit Converter vs Metrados

The clearest difference is in-app purchases: Metrados at none against Unit Converter's 10. Metrados also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Unit Converter sells 10 in-app purchases, starting at $0.99 per 7 days. Metrados asks for nothing beyond the download.

## The numbers

| Metric | Unit Converter | Metrados |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (9 ratings)](https://appshunter.io/ios/app/unit-converter-science-tools/id1557454960/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Size | 19 MB | 9 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Eugene Kugut](https://appshunter.io/developer/1557454962) | [Juan Javier Baba Toyofuko](https://appshunter.io/developer/1704391092) |

## What reviewers say

### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-science-tools/id1557454960)

This app offers over 30 unit converters for science, engineering, and everyday use. It features advanced options like adjustable rounding, smart search, and calculation history, with customizable themes and an iPad-optimized interface.

**Highlights:** Over 30 unit converters, Adjustable rounding, Smart search by name or units, Copy/paste values, Swap units with one button, Calculation history, Customizable themes

**Features:** Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium access | $0.99 | per 7 days |
| Premium access | $0.99 | per month |
| Premium access | $1.99 | per 7 days |
| Premium access | $1.99 | per month |
| Premium access | $2.99 | per month |
| Premium access | $8.99 | per year |
| Premium access | $9.99 | per year |
| Premium access | $17.99 | per year |
| Premium access | $19.99 | per year |
| Premium access | $44.99 | one-time |


### Metrados

[App page](https://appshunter.io/ios/app/metrados/id6752629338)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Unit Converter free?

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

### Is Metrados free?

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

### Do Unit Converter or Metrados have ads?

Unit Converter shows ads; Metrados does not.

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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.*