# EWM VENT Pro vs WeldSet

The clearest difference is in-app purchases: EWM VENT Pro at none against WeldSet's 1. EWM VENT Pro also leads on iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. WeldSet sells 1 one-off in-app purchase. EWM VENT Pro asks for nothing beyond the download.

## The numbers

| Metric | EWM VENT Pro | WeldSet |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Size | 34 MB | 4 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [EWM GmbH](https://appshunter.io/developer/6773330995) | [PLAYRIOT LLC](https://appshunter.io/developer/1875195414) |

## What reviewers say

### EWM VENT Pro

[App page](https://appshunter.io/ios/app/ewm-vent-pro/id6773330993)

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

**In-app purchases:** none


### WeldSet

[App page](https://appshunter.io/ios/app/weldset-welding-calculator/id6781484700)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WeldSet Unlock | $9.99 | one-time |


## Frequently asked questions

### Is EWM VENT Pro free?

EWM VENT Pro is free to download, with no in-app purchases.

### Is WeldSet free?

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

### Do EWM VENT Pro or WeldSet have ads?

Neither EWM VENT Pro nor WeldSet 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.*