# VAT CheckMachine vs ViennaWV PD

The clearest difference is update cadence: VAT CheckMachine at every 2 months against ViennaWV PD's every 62 months. VAT CheckMachine also leads on iOS requirement (9.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

VAT CheckMachine ships an update every 2 months, ViennaWV PD every 62 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | VAT CheckMachine | ViennaWV PD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/viennawv-pd/id1581868923/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 62 months |
| Monetization | Free | Free |
| Size | 11 MB | 37 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Escape Tech Ltd](https://appshunter.io/developer/1435187355) | [Vienna Police Department](https://appshunter.io/developer/1581868925) |

## What reviewers say

### VAT CheckMachine

[App page](https://appshunter.io/ios/app/vat-checkmachine/id522679811)

This free utility app validates EU VAT numbers instantly and calculates VAT amounts for all EU states. It offers on-the-fly correctness testing and keeps a history of checked numbers for easy reference and sharing.

**Highlights:** Instant EU VAT number validation, On-the-fly correctness testing, VAT and Net/Gross amount calculation, Supports all 28 EU states, History of checked numbers, Sharing of checked numbers

**In-app purchases:** none


### ViennaWV PD

[App page](https://appshunter.io/ios/app/viennawv-pd/id1581868923)

Submit anonymous tips directly to law enforcement. Stay informed about local crime alerts and access official agency content. This utility app connects the community with the police department.

**Highlights:** Anonymous tip submission, Agency crime alerts, Official web content, Social media integration

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

**In-app purchases:** none


## Frequently asked questions

### Is VAT CheckMachine free?

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

### Is ViennaWV PD free?

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

### Do VAT CheckMachine or ViennaWV PD have ads?

Neither VAT CheckMachine nor ViennaWV PD shows ads.

### Which is updated more often, VAT CheckMachine or ViennaWV PD?

VAT CheckMachine ships an update every 2 months, and ViennaWV PD every 62 months. Most recently, VAT CheckMachine was updated on November 6, 2026 and ViennaWV PD on November 3, 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.*