# Units Converter Easy vs Smart Unit Conversion

The clearest difference is in-app purchases: Units Converter Easy at none against Smart Unit Conversion's 1. Units Converter Easy also leads on update cadence (every 7 months vs every 15 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Smart Unit Conversion sells 1 in-app purchase, starting at $1.99 per year. Units Converter Easy asks for nothing beyond the download.

Units Converter Easy ships an update every 7 months, Smart Unit Conversion every 15 months. The most recent releases landed on September 9, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Units Converter Easy | Smart Unit Conversion |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/units-converter-easy/id1476322655/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 7 months** | Every 15 months |
| Monetization | Ad-supported | — |
| Size | 5 MB | 41 MB |
| Requires iOS | **13.1** | 13.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Arnau Egea](https://appshunter.io/developer/902788505) | [Yui Lau](https://appshunter.io/developer/1791465155) |

## What reviewers say

### Units Converter Easy

[App page](https://appshunter.io/ios/app/units-converter-easy/id1476322655)

Easily convert between various units for distance, area, volume, weight, speed, temperature, and more. Supports conversions between different regional systems like Europe, the US, and the UK.

**Highlights:** Converts distance, area, volume, weight, speed, temperature, Supports power and energy unit conversions, Includes fuel consumption unit conversions, Converts between European, US, and UK systems, Handles height conversions (cm to feet/inches)

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

**In-app purchases:** none


### Smart Unit Conversion

[App page](https://appshunter.io/ios/app/smart-unit-conversion/id1643381985)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Year | $1.99 | per year |


## Frequently asked questions

### Is Units Converter Easy free?

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

### Is Smart Unit Conversion free?

Smart Unit Conversion is free to download, with in-app purchases available.

### Do Units Converter Easy or Smart Unit Conversion have ads?

Both Units Converter Easy and Smart Unit Conversion show ads.

### Which is updated more often, Units Converter Easy or Smart Unit Conversion?

Units Converter Easy ships an update every 7 months, and Smart Unit Conversion every 15 months. Most recently, Units Converter Easy was updated on September 9, 2026 and Smart Unit Conversion on May 16, 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.*