# Unit Converter vs Night PDF

The clearest difference is in-app purchases: Night PDF at none against Unit Converter's 2. Night PDF also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.4). On price and device support there is nothing between them.

Both are free to download. Unit Converter sells 2 in-app purchases, starting at $4.99 per month. Night PDF asks for nothing beyond the download.

## The numbers

| Metric | Unit Converter | Night PDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (13 ratings)](https://appshunter.io/ios/app/unit-converter/id1377049882/reviews)** | — |
| Number of ratings | **13** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 40 MB | 21 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [xNeat.com](https://appshunter.io/developer/327498295) | [Aditya Jagatha](https://appshunter.io/developer/1880250883) |

## What reviewers say

### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter/id1377049882)

This app offers a wide range of unit conversions for various measurements, from temperature to length. It features a user-friendly interface, customizable themes, and smart features that remember your frequent conversions. It also links to external apps for specialized tasks.

**Highlights:** Broad conversion spectrum, Personalizable themes, User-friendly interface, Smart features for frequent conversions, Links to specialized external apps

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unit Converter | $4.99 | per month |
| Unit Converter | $39.99 | per year |


### Night PDF

[App page](https://appshunter.io/ios/app/night-pdf/id6759696556)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Unit Converter free?

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

### Is Night PDF free?

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

### Do Unit Converter or Night PDF have ads?

Unit Converter shows ads; Night PDF 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.*