# Unit Converter Complete vs Unit Convert Master

The clearest difference is in-app purchases: Unit Convert Master at none against Unit Converter Complete's 1. Unit Converter Complete's advantage is update cadence (every 6 weeks vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

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

Unit Converter Complete ships an update every 6 weeks, Unit Convert Master every 4 months. The most recent releases landed on September 24, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Unit Converter Complete | Unit Convert Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/unit-convert-master/id6743671551/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 6 weeks** | Every 4 months |
| Monetization | — | Ad-supported |
| Size | 13 MB | 4 MB |
| Requires iOS | **18.0** | 18.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Wahyu Salam](https://appshunter.io/developer/1738766613) | [Mizuki Hoshida](https://appshunter.io/developer/1797942917) |

## What reviewers say

### Unit Converter Complete

[App page](https://appshunter.io/ios/app/unit-converter-complete/id6740201858)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Version | $2.99 | one-time |


### Unit Convert Master

[App page](https://appshunter.io/ios/app/unit-convert-master/id6743671551)

Easily convert between over 100 measurement units across 15 categories. This app offers a user-friendly interface, offline functionality, and a history of your conversions for quick access. Ideal for students, professionals, and everyday users needing precise calculations.

**Highlights:** 15+ conversion categories, 100+ measurement units, Intuitive interface with themes, Custom keyboard for input, Conversion history with search, Offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is Unit Converter Complete free?

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

### Is Unit Convert Master free?

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

### Do Unit Converter Complete or Unit Convert Master have ads?

Both Unit Converter Complete and Unit Convert Master show ads.

### Which is updated more often, Unit Converter Complete or Unit Convert Master?

Unit Converter Complete ships an update every 6 weeks, and Unit Convert Master every 4 months. Most recently, Unit Converter Complete was updated on September 24, 2026 and Unit Convert Master on September 13, 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.*