# Unit Converter vs RangePilot

The clearest difference is ads: RangePilot at none against Unit Converter's shown. RangePilot also leads on update cadence (every 2 days vs weekly). Unit Converter's advantage is iOS requirement (17.6 vs 26.5). On price, in-app purchases 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 and RangePilot sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Unit Converter ships an update weekly, RangePilot every 2 days. The most recent releases landed on October 19, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Unit Converter | RangePilot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (1.5K ratings)](https://appshunter.io/ios/app/unit-converter-milas-tools/id403110615/reviews)** | — |
| Number of ratings | **1.5K** | — |
| Positive reviews | 87.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 8 MB |
| Requires iOS | **17.6** | 26.5 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Scott DeSapio](https://appshunter.io/developer/403110618) | [Ontography AB](https://appshunter.io/developer/6773331200) |

## 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


### RangePilot

[App page](https://appshunter.io/ios/app/rangepilot/id6773331198)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock RangePilot | $0.49 | one-time |


## Frequently asked questions

### Is Unit Converter free?

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

### Is RangePilot free?

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

### Do Unit Converter or RangePilot have ads?

Unit Converter shows ads; RangePilot does not.

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

Unit Converter ships an update weekly, and RangePilot every 2 days. Most recently, Unit Converter was updated on October 19, 2026 and RangePilot on October 6, 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.*