# Unit Converter Toolbox vs Unit Converter

The clearest difference is device support: Unit Converter Toolbox at 3 against Unit Converter's 1. Unit Converter Toolbox also leads on iOS requirement (15.0 vs 18.2). 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.

Unit Converter Toolbox ships an update every 3 months, Unit Converter every 4 months. The most recent releases landed on October 22, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Unit Converter Toolbox | Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 12.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | — |
| Size | 32 MB | 36 MB |
| Requires iOS | **15.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Andrej Podlubnyj](https://appshunter.io/developer/583628251) | [Emad Alhalabi](https://appshunter.io/developer/1869432996) |

## What reviewers say

### Unit Converter Toolbox

[App page](https://appshunter.io/ios/app/unit-converter-toolbox/id583628208)

Easily convert between various units of measurement for mass, temperature, distance, volume, pressure, area, weight, density, and more. This application supports both standard and exotic units, offering a straightforward solution for diverse conversion needs.

**Highlights:** Converts physical quantities, Converts volume units, Converts pressure units, Converts area units, Converts weight units, Converts temperature units, Converts density units, Converts length units

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

**In-app purchases:** none


### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-offline/id6758582848)

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

**In-app purchases:** none


## Frequently asked questions

### Is Unit Converter Toolbox free?

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

### Is Unit Converter free?

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

### Do Unit Converter Toolbox or Unit Converter have ads?

Both Unit Converter Toolbox and Unit Converter show ads.

### Which is updated more often, Unit Converter Toolbox or Unit Converter?

Unit Converter Toolbox ships an update every 3 months, and Unit Converter every 4 months. Most recently, Unit Converter Toolbox was updated on October 22, 2026 and Unit Converter on October 19, 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.*