# Unit Converter vs QRElite

The clearest difference is in-app purchases: Unit Converter at none against QRElite's 1. Unit Converter also leads on update cadence (every 2 days vs every 3 weeks) and iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. QRElite sells 1 one-off in-app purchase. Unit Converter asks for nothing beyond the download.

Unit Converter ships an update every 2 days, QRElite every 3 weeks. The most recent releases landed on July 9, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Unit Converter | QRElite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/unit-converter-any-unit/id6758352171/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 32 MB | 18 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [George Corbin](https://appshunter.io/developer/1791667847) | [冬艳 王](https://appshunter.io/developer/1870722167) |

## What reviewers say

### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-any-unit/id6758352171)

This tool simplifies unit conversions for various measurements like length, weight, and temperature. It offers instant, precise results with a clean interface, making it ideal for students, professionals, and everyday users needing quick calculations.

**Highlights:** Converts length, weight, temperature, time, speed, area, volume, Handles scientific units, Instant and precise results, Clean and easy-to-use interface, Smart calculator for complex problems, Saves time and reduces errors

**Features:** macOS Compatibility

**In-app purchases:** none


### QRElite

[App page](https://appshunter.io/ios/app/qrelite-batch-barcode-scanner/id6760130279)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| QRElite Pro Lifetime | $5.99 | one-time |


## Frequently asked questions

### Is Unit Converter free?

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

### Is QRElite free?

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

### Do Unit Converter or QRElite have ads?

Neither Unit Converter nor QRElite shows ads.

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

Unit Converter ships an update every 2 days, and QRElite every 3 weeks. Most recently, Unit Converter was updated on July 9, 2026 and QRElite on September 14, 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.*