# FlyCarpet Unit Converter vs Ultimate Unit Converter Pro

The clearest difference is update cadence: Ultimate Unit Converter Pro at every 3 days against FlyCarpet Unit Converter's every 2 months. FlyCarpet Unit Converter's advantage is iOS requirement (15.5 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.

FlyCarpet Unit Converter ships an update every 2 months, Ultimate Unit Converter Pro every 3 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | FlyCarpet Unit Converter | Ultimate Unit Converter Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/ultimate-unit-converter-pro/id6463096286/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | — | Free |
| Size | 3 MB | 1 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [FlyCarpet Inc](https://appshunter.io/developer/1056467792) | [Talal El Zeini](https://appshunter.io/developer/1521747288) |

## What reviewers say

### FlyCarpet Unit Converter

[App page](https://appshunter.io/ios/app/flycarpet-unit-converter/id1662037335)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ultimate Unit Converter Pro

[App page](https://appshunter.io/ios/app/ultimate-unit-converter-pro/id6463096286)

This utility app provides a streamlined way to perform unit conversions quickly and efficiently. It's designed to be an essential tool for users who need to make calculations on the go. Elevate your conversion experience with this powerful application.

**Highlights:** Seamless unit conversion, Quick calculations, Efficient workflow, Essential utility tool, Pro-grade experience

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

**In-app purchases:** none


## Frequently asked questions

### Is FlyCarpet Unit Converter free?

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

### Is Ultimate Unit Converter Pro free?

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

### Do FlyCarpet Unit Converter or Ultimate Unit Converter Pro have ads?

Neither FlyCarpet Unit Converter nor Ultimate Unit Converter Pro shows ads.

### Which is updated more often, FlyCarpet Unit Converter or Ultimate Unit Converter Pro?

FlyCarpet Unit Converter ships an update every 2 months, and Ultimate Unit Converter Pro every 3 days. Most recently, FlyCarpet Unit Converter was updated on November 3, 2026 and Ultimate Unit Converter Pro 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.*