# UnitConverter byNSDev vs 数字スキャン

The clearest difference is ads: UnitConverter byNSDev at none against 数字スキャン's shown. UnitConverter byNSDev also leads on iOS requirement (15.6 vs 17.0). On price, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | UnitConverter byNSDev | 数字スキャン |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | — |
| Monetization | Free | — |
| Size | 4 MB | 3 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [NIHON SYSTEM DEVELOPER CORPORATION](https://appshunter.io/developer/1198103734) | [T Studio](https://appshunter.io/developer/1861302137) |

## What reviewers say

### UnitConverter byNSDev

[App page](https://appshunter.io/ios/app/unitconverter-bynsdev/id1229121492)

This tool converts between 26 different types of units, displaying conversion rates and allowing you to specify decimal places. It supports a vast array of units across categories like length, mass, volume, and more.

**Highlights:** Converts 26 types of units, Displays conversion rates, Customizable decimal places, Supports numerous units in various categories, User-submitted unit requests

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

**In-app purchases:** none


### 数字スキャン

[App page](https://appshunter.io/ios/app/id6794667514)

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

**In-app purchases:** none


## Frequently asked questions

### Is UnitConverter byNSDev free?

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

### Is 数字スキャン free?

数字スキャン is free to download, with no in-app purchases.

### Do UnitConverter byNSDev or 数字スキャン have ads?

数字スキャン shows ads; UnitConverter byNSDev does not.

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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.*