# Converter vs Unit Converter

The clearest difference is update cadence: Converter at every 3 months against Unit Converter's every 8 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Converter ships an update every 3 months, Unit Converter every 8 months. Both last shipped on October 30, 2026.

## The numbers

| Metric | Converter | Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 3 months** | Every 8 months |
| Size | 23 MB | 6 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CHI HOU LAM](https://appshunter.io/developer/1559222253) | [RAJAMRAGHU TECH](https://appshunter.io/developer/1772439027) |

## What reviewers say

### Converter

[App page](https://appshunter.io/ios/app/converter-common-units-convert/id1570015168)

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

**In-app purchases:** none


### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-simple/id6450880292)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Converter free?

Converter 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 Converter or Unit Converter have ads?

Both Converter and Unit Converter show ads.

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

Converter ships an update every 3 months, and Unit Converter every 8 months. Most recently, Converter was updated on October 30, 2026 and Unit Converter on October 30, 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.*