# Unit Converter ++ vs Basic Unit Converter

The clearest difference is review sentiment: Basic Unit Converter at 100% against Unit Converter ++'s 20%. Basic Unit Converter also leads on rating (4.0 vs 1.6) and ads (none vs shown). Unit Converter ++'s advantage is ratings volume (10 vs 2). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Basic Unit Converter holds the better App Store score, 4.0 against 1.6. That said, the two scores are not equally well evidenced: Unit Converter ++ has 10 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 20% of Unit Converter ++'s written reviews are positive against 100% of Basic Unit Converter's.

Unit Converter ++ ships an update every 9 months, Basic Unit Converter every 2 weeks. The most recent releases landed on October 4, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Unit Converter ++ | Basic Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.6 (10 ratings)](https://appshunter.io/ios/app/unit-converter-plus-plus/id911329028/reviews) | **[4.0 (2 ratings)](https://appshunter.io/ios/app/basic-unit-converter/id1547306354/reviews)** |
| Number of ratings | **10** | 2 |
| Positive reviews | 20.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 6 MB | 84 MB |
| Requires iOS | 11.0 | **10.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nirav Patel](https://appshunter.io/developer/787086013) | [Double Theory Ltd](https://appshunter.io/developer/1525279410) |

## What reviewers say

### Unit Converter ++

[App page](https://appshunter.io/ios/app/unit-converter-plus-plus/id911329028)

Easily convert between various units of measurement for length, weight, temperature, volume, and more. This offline tool is designed for travelers, students, and professionals needing quick conversions.

**Highlights:** Converts length, weight, temperature, volume, and more, Supports numerous units of measurement, Works offline, Useful for travelers, students, and professionals, Covers speed, area, pressure, power, and energy units

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Unit Converter ++ free?

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

### Is Basic Unit Converter free?

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

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

Basic Unit Converter is rated higher. Unit Converter ++ averages 1.6 out of 5 from 10 ratings, while Basic Unit Converter averages 4.0 from 2 ratings.

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

Unit Converter ++ shows ads; Basic Unit Converter does not.

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

Unit Converter ++ ships an update every 9 months, and Basic Unit Converter every 2 weeks. Most recently, Unit Converter ++ was updated on October 4, 2026 and Basic Unit Converter on September 19, 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.*