# DIY Units Conversion vs Units

The clearest difference is ratings volume: Units at 9 against DIY Units Conversion's 1. DIY Units Conversion's advantage is iOS requirement (12.0 vs 15.1). On price, rating, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for DIY Units Conversion against 4.9 for Units. That said, the two scores are not equally well evidenced: Units has 9 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | DIY Units Conversion | Units |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/diy-units-conversion/id6475029001/reviews)** | [4.9 (9 ratings)](https://appshunter.io/ios/app/units-conversion-calculator/id6761082020/reviews) |
| Number of ratings | 1 | **9** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | — |
| Monetization | Free | Free |
| Size | 31 MB | 33 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DingXin Cheng](https://appshunter.io/developer/1645815345) | [Matys Bouziane](https://appshunter.io/developer/1785637310) |

## What reviewers say

### DIY Units Conversion

[App page](https://appshunter.io/ios/app/diy-units-conversion/id6475029001)

Create your own personalized unit conversion library by adding, removing, and reordering conversions. Tailor the app to your specific needs, focusing on the units you use most frequently.

**Highlights:** Customizable conversion library, Add, remove, and reorder units, Supports various scientific fields, User-defined conversion sets

**Features:** macOS Compatibility

**In-app purchases:** none


### Units

[App page](https://appshunter.io/ios/app/units-conversion-calculator/id6761082020)

Instantly convert any unit with this comprehensive tool. It offers 57 categories, built-in calculators for finance and health, and size lookup tables for clothing and hardware. Enjoy offline functionality and a clean, ad-free experience.

**Highlights:** 57 conversion categories, Built-in calculators (currency, finance, health), Size lookup tables, Offline functionality, Conversion history, Favorites, Multi-language support

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

**In-app purchases:** none


## Frequently asked questions

### Is DIY Units Conversion free?

DIY Units Conversion is free to download, with no in-app purchases.

### Is Units free?

Units is free to download, with no in-app purchases.

### Which has better reviews, DIY Units Conversion or Units?

DIY Units Conversion is rated higher. DIY Units Conversion averages 5.0 out of 5 from 1 ratings, while Units averages 4.9 from 9 ratings.

### Do DIY Units Conversion or Units have ads?

Neither DIY Units Conversion nor Units shows ads.

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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.*