# wddvApp vs Unit and Value Converter

The clearest difference is ads: wddvApp at none against Unit and Value Converter's shown. wddvApp also leads on iOS requirement (8.0 vs 12.0). Unit and Value Converter's advantage is update cadence (every 9 days vs every 5 weeks). 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.

wddvApp ships an update every 5 weeks, Unit and Value Converter every 9 days. The most recent releases landed on October 4, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | wddvApp | Unit and Value Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (24 ratings)](https://appshunter.io/ios/app/unit-and-value-converter/id1590208205/reviews)** |
| Number of ratings | — | **24** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 9 days** |
| Monetization | — | Ad-supported |
| Size | 7 MB | 32 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Henis Electronic Technology Co., Ltd.](https://appshunter.io/developer/1102336874) | [Matheus Estoque](https://appshunter.io/developer/1589462723) |

## What reviewers say

### wddvApp

[App page](https://appshunter.io/ios/app/wddvapp/id1102336875)

**Features:** macOS Compatibility

**In-app purchases:** none


### Unit and Value Converter

[App page](https://appshunter.io/ios/app/unit-and-value-converter/id1590208205)

Easily convert between various measurement systems for everyday tasks. This app offers fast, accurate conversions for speed, weight, and distance, with a history of your calculations. It's a simple, lightweight tool for travelers, students, and anyone needing to understand different units.

**Highlights:** Converts speed, weight, and distance, Intuitive interface, History of recent calculations, Automatic result updates, Lightweight and simple

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

**In-app purchases:** none


## Frequently asked questions

### Is wddvApp free?

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

### Is Unit and Value Converter free?

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

### Do wddvApp or Unit and Value Converter have ads?

Unit and Value Converter shows ads; wddvApp does not.

### Which is updated more often, wddvApp or Unit and Value Converter?

wddvApp ships an update every 5 weeks, and Unit and Value Converter every 9 days. Most recently, wddvApp was updated on October 4, 2026 and Unit and Value 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.*