# Units Converter+ vs USA Unit Converter

The clearest difference is update cadence: Units Converter+ at monthly against USA Unit Converter's every 14 months. Units Converter+ also leads on iOS requirement (10.0 vs 17.0). 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.

Units Converter+ ships an update monthly, USA Unit Converter every 14 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Units Converter+ | USA Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/units-converter-plus/id895360448/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 14 months |
| Monetization | Free | — |
| Size | 5 MB | 2 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Fusion Software Development Pty Ltd](https://appshunter.io/developer/872570075) | [Andrey Seleznev](https://appshunter.io/developer/1665252540) |

## What reviewers say

### Units Converter+

[App page](https://appshunter.io/ios/app/units-converter-plus/id895360448)

This free utility tool helps you convert between over 400 units across more than 20 categories. It features a simple interface, fast calculations, and automatic updates for currency exchange rates.

**Highlights:** Over 400 units, 20+ conversion categories, Simple and easy UI, Fast calculations, Latest currency rates, Automatic currency updates, Mixed-unit support

**Features:** macOS Compatibility

**In-app purchases:** none


### USA Unit Converter

[App page](https://appshunter.io/ios/app/usa-unit-converter/id1669915305)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Units Converter+ free?

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

### Is USA Unit Converter free?

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

### Do Units Converter+ or USA Unit Converter have ads?

Neither Units Converter+ nor USA Unit Converter shows ads.

### Which is updated more often, Units Converter+ or USA Unit Converter?

Units Converter+ ships an update monthly, and USA Unit Converter every 14 months. Most recently, Units Converter+ was updated on November 1, 2026 and USA Unit Converter on November 3, 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.*