# Unit Converter Toolbox vs Data Converter.

The clearest difference is ads: Data Converter. at none against Unit Converter Toolbox's shown. Data Converter. also leads on update cadence (every 10 days vs every 7 months). On price, in-app purchases, device support and iOS requirement 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 7 months, Data Converter. every 10 days. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Unit Converter Toolbox | Data Converter. |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 12.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 10 days** |
| Monetization | Free | — |
| Size | 24 MB | 3 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andrej Podlubnyj](https://appshunter.io/developer/583628251) | [Luis Borges](https://appshunter.io/developer/1854283771) |

## 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


### Data Converter.

[App page](https://appshunter.io/ios/app/data-converter/id6758274749)

**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 Data Converter. free?

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

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

Unit Converter Toolbox shows ads; Data Converter. does not.

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

Unit Converter Toolbox ships an update every 7 months, and Data Converter. every 10 days. Most recently, Unit Converter Toolbox was updated on October 14, 2026 and Data Converter. on October 15, 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.*