# Unit Converter vs Unit Plus Converter

The clearest difference is in-app purchases: Unit Plus Converter at none against Unit Converter's 3. Unit Plus Converter also leads on ads (none vs shown) and review sentiment (100% vs 88%). Unit Converter's advantage is update cadence (weekly vs every 5 months). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Unit Converter sells 3 in-app purchases, starting at $2.99 per month. Unit Plus Converter asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Unit Converter against 4.7 for Unit Plus Converter. Both are backed by a comparable volume of ratings — 1.5K and 574 respectively. Written reviews are what separate them: 88% of Unit Converter's written reviews are positive against 100% of Unit Plus Converter's.

Unit Converter ships an update weekly, Unit Plus Converter every 5 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Unit Converter | Unit Plus Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (1.5K ratings)](https://appshunter.io/ios/app/unit-converter-milas-tools/id403110615/reviews)** | [4.7 (574 ratings)](https://appshunter.io/ios/app/unit-plus-converter/id1475355288/reviews) |
| Number of ratings | **1.5K** | 574 |
| Positive reviews | 87.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 5 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 13 MB | 13 MB |
| Requires iOS | 17.6 | **11.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Scott DeSapio](https://appshunter.io/developer/403110618) | [Harjot Singh](https://appshunter.io/developer/1084273258) |

## What reviewers say

### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-milas-tools/id403110615)

This app offers a comprehensive unit conversion tool with over 300 units across 27 categories. It supports compound units, date calculations, and conversions between various number systems, including historical units. The interface is designed for ease of use with smart keyboards and customizable display options.

**Highlights:** 27 conversion categories, 300+ units, Compound unit support, Date calculator, Fractions and number conversions, Historical units, Customizable interface

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mila's Tools PRO Monthly | $2.99 | per month |
| Mila's Tools PRO Yearly | $6.99 | per year |
| Mila's Tools PRO Lifetime | $9.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Quick and accurate conversions
- 💡 Comprehensive list of units
- 🔍 Convenient for everyday use
- ⭐ Reliable and consistent

**What reviewers complain about**

- 🐛 Scrolling issues on newer devices
- 🔍 Limited customization options
- 💰 Desire for free version to remain free

**Reported bugs**

- Crashes or freezes on some devices
- Conversion results not displaying properly

**Requested features**

- Ability to customize order of conversion units
- Addition of more specialized units (e.g. astronomical distances)
- Improved scrolling functionality on all devices


### Unit Plus Converter

[App page](https://appshunter.io/ios/app/unit-plus-converter/id1475355288)

Easily convert between numerous units and metrics with this intuitive application. It offers over 100 common conversion units across various categories, presented in a simple and elegant interface.

**Highlights:** Over 100 conversion units, Multiple categories, Area conversion, Data conversion, Length conversion, Temperature conversion, Weight-mass conversion

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

**In-app purchases:** none

**What reviewers like**

- 👍 Brilliantly designed
- 👍 Easy to use
- 👍 No annoying banner ads
- 👍 Simple and clear interface
- 👍 Clean design

**What reviewers complain about**

- 🐛 Accuracy concerns (mpg to l/100km)
- 🐛 Conversion accuracy may be an issue

**Requested features**

- Kilogram to stones/pounds conversion
- Fractions of an inch down to 1/32” as a choice for conversion to mm


## Frequently asked questions

### Is Unit Converter free?

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

### Is Unit Plus Converter free?

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

### Which has better reviews, Unit Converter or Unit Plus Converter?

Unit Converter is rated higher. Unit Converter averages 4.8 out of 5 from 1.5K ratings, while Unit Plus Converter averages 4.7 from 574 ratings.

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

Unit Converter shows ads; Unit Plus Converter does not.

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

Unit Converter ships an update weekly, and Unit Plus Converter every 5 months. Most recently, Unit Converter was updated on October 24, 2026 and Unit Plus Converter on October 24, 2026.

---

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