# Basic Unit Converter vs Unit Converter

The clearest difference is rating: Unit Converter at 5.0 against Basic Unit Converter's 4.0. Basic Unit Converter's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, review sentiment, ratings volume and device support there is nothing between them.

Both are free to download. Unit Converter sells 1 in-app purchase, starting at $4.99 per month. Basic Unit Converter asks for nothing beyond the download.

Unit Converter holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Basic Unit Converter ships an update every 2 weeks, Unit Converter every 2 months. The most recent releases landed on October 7, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Basic Unit Converter | Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/basic-unit-converter/id1547306354/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/unit-converter-14-in-1/id1587655048/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 84 MB | 10 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Double Theory Ltd](https://appshunter.io/developer/1525279410) | [Noadit, Inc.](https://appshunter.io/developer/1516754355) |

## What reviewers say

### Basic Unit Converter

[App page](https://appshunter.io/ios/app/basic-unit-converter/id1547306354)

Easily convert between various units of measurement across 12 categories including length, mass, temperature, and digital storage. Ideal for cooking, personal measurements, or general calculations.

**Highlights:** 12 conversion categories, Supports metric and imperial units, Instant calculation, Intuitive interface, Wide range of units

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

**In-app purchases:** none


### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-14-in-1/id1587655048)

This tool offers fast and accurate conversions across 14 physical unit categories, supporting metric, imperial, and traditional Chinese units. Customize display styles for a personalized experience. An optional VIP subscription removes ads and offers ad-free access.

**Highlights:** Converts 14 physical unit categories, Supports metric, imperial, and Chinese units, Customizable display styles, Precise conversion algorithms, Ad-free VIP subscription option

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP | $4.99 | per month |


## Frequently asked questions

### Is Basic Unit Converter free?

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

### Is Unit Converter free?

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

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

Unit Converter is rated higher. Basic Unit Converter averages 4.0 out of 5 from 2 ratings, while Unit Converter averages 5.0 from 3 ratings.

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

Unit Converter shows ads; Basic Unit Converter does not.

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

Basic Unit Converter ships an update every 2 weeks, and Unit Converter every 2 months. Most recently, Basic Unit Converter was updated on October 7, 2026 and Unit Converter on October 18, 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.*