# Unit Converter And Tools vs Engineer's Unit Converter

The clearest difference is update cadence: Engineer's Unit Converter at monthly against Unit Converter And Tools's every 10 months. Unit Converter And Tools's advantage is iOS requirement (16.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Unit Converter And Tools sells 3 in-app purchases, starting at $4.49 per month and Engineer's Unit Converter sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Unit Converter And Tools ships an update every 10 months, Engineer's Unit Converter monthly. The most recent releases landed on October 8, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Unit Converter And Tools | Engineer's Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/unit-converter-and-tools/id1637233434/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 10 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 23 MB | 7 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yalintech](https://appshunter.io/developer/1530568426) | [Jose Gerardo Palma Duran](https://appshunter.io/developer/1873843788) |

## What reviewers say

### Unit Converter And Tools

[App page](https://appshunter.io/ios/app/unit-converter-and-tools/id1637233434)

This app offers a comprehensive suite of tools, including unit conversion, device information access, a digital compass, and a metal detector. It supports multiple languages and allows for offline conversions, aiming to simplify daily tasks and provide useful device utilities.

**Highlights:** Unit conversion for all types, Offline conversion capability, Device information access, Digital compass with level, Metal detector with vibration alarm, Multiple language support

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.49 | per month |
| Yearly Subscription | $7.49 | per year |
| One time purchase | $10.99 | one-time |


### Engineer's Unit Converter

[App page](https://appshunter.io/ios/app/engineers-unit-converter/id6758744042)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is Unit Converter And Tools free?

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

### Is Engineer's Unit Converter free?

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

### Do Unit Converter And Tools or Engineer's Unit Converter have ads?

Both Unit Converter And Tools and Engineer's Unit Converter show ads.

### Which is updated more often, Unit Converter And Tools or Engineer's Unit Converter?

Unit Converter And Tools ships an update every 10 months, and Engineer's Unit Converter monthly. Most recently, Unit Converter And Tools was updated on October 8, 2026 and Engineer's Unit Converter on October 26, 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.*