# W PRO vs Converter

The clearest difference is ads: W PRO at none against Converter's shown. W PRO also leads on update cadence (every 5 weeks vs every 3 months) and iOS requirement (9.0 vs 15.0). 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.

W PRO ships an update every 5 weeks, Converter every 3 months. The most recent releases landed on November 4, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | W PRO | Converter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Size | 48 MB | 23 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [俊溶 乔](https://appshunter.io/developer/1288385845) | [CHI HOU LAM](https://appshunter.io/developer/1559222253) |

## What reviewers say

### W PRO

[App page](https://appshunter.io/ios/app/w-pro/id1315513369)

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

**In-app purchases:** none


### Converter

[App page](https://appshunter.io/ios/app/converter-common-units-convert/id1570015168)

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

**In-app purchases:** none


## Frequently asked questions

### Is W PRO free?

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

### Is Converter free?

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

### Do W PRO or Converter have ads?

Converter shows ads; W PRO does not.

### Which is updated more often, W PRO or Converter?

W PRO ships an update every 5 weeks, and Converter every 3 months. Most recently, W PRO was updated on November 4, 2026 and Converter on November 7, 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.*