# Unit Converter vs Unit Converter

The clearest difference is in-app purchases: Unit Converter at none against Unit Converter's 3. Unit Converter's advantage is update cadence (every 2 weeks vs every 13 months) and iOS requirement (18.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Unit Converter sells 3 in-app purchases, starting at $0.99 per month. Unit Converter asks for nothing beyond the download.

Unit Converter ships an update every 13 months, Unit Converter every 2 weeks. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Unit Converter | Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/unit-converter-convertly/id6739451660/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 0 MB | 3 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Maarten Borsje](https://appshunter.io/developer/1650073735) | [Michiel de Gooijer](https://appshunter.io/developer/1849863849) |

## What reviewers say

### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-convertly/id6739451660)

Easily switch between metric and imperial measurements for length, area, mass, temperature, and more. This tool offers quick, accurate conversions with an intuitive interface and offline functionality.

**Highlights:** 15+ unit categories, Metric and imperial support, Quick and precise conversions, Intuitive interface, Conversion history, Offline functionality

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

**In-app purchases:** none


### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-pro/id6758503595)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $0.99 | per month |
| Pro Yearly | $3.99 | per year |
| Small Tip | $0.99 | one-time |


## Frequently asked questions

### Is Unit Converter free?

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

### Is Unit Converter free?

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

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

Neither Unit Converter nor Unit Converter shows ads.

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

Unit Converter ships an update every 13 months, and Unit Converter every 2 weeks. Most recently, Unit Converter was updated on October 24, 2026 and Unit Converter on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*