# Wind Vectoriser vs SyferPro VPN

The clearest difference is in-app purchases: Wind Vectoriser at none against SyferPro VPN's 9. SyferPro VPN's advantage is update cadence (every 2 months vs every 20 months) and device support (4 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. SyferPro VPN sells 6 in-app purchases, starting at $3.99 per 7 days. Wind Vectoriser asks for nothing beyond the download.

Wind Vectoriser ships an update every 20 months, SyferPro VPN every 2 months. The most recent releases landed on October 11, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Wind Vectoriser | SyferPro VPN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/wind-vectoriser/id955071429/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 8 MB | 112 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Hillworth Solutions Pty Ltd](https://appshunter.io/developer/1635910534) | [SYFER LAB SP Z O O](https://appshunter.io/developer/1694347253) |

## What reviewers say

### Wind Vectoriser

[App page](https://appshunter.io/ios/app/wind-vectoriser/id955071429)

This utility app calculates the average of wind values at various altitudes. Users can choose between vector sum or vector integral averaging methods for their calculations.

**Highlights:** Calculates average wind values, Supports different heights, Vector sum averaging, Vector integral averaging, User-selectable calculation methods

**Features:** macOS Compatibility

**In-app purchases:** none


### SyferPro VPN

[App page](https://appshunter.io/ios/app/syferpro-vpn-fast-and-secure/id6450680977)

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $3.99 | per 7 days |
| Weekly Premium | $3.99 | per 7 days |
| SyferPro | $4.99 | per 7 days |
| SyferPro | $11.99 | per month |
| Yearly Premium | $49.99 | per year |
| SyferPro Vpn | $59.99 | per year |


## Frequently asked questions

### Is Wind Vectoriser free?

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

### Is SyferPro VPN free?

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

### Do Wind Vectoriser or SyferPro VPN have ads?

Neither Wind Vectoriser nor SyferPro VPN shows ads.

### Which is updated more often, Wind Vectoriser or SyferPro VPN?

Wind Vectoriser ships an update every 20 months, and SyferPro VPN every 2 months. Most recently, Wind Vectoriser was updated on October 11, 2026 and SyferPro VPN on October 1, 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.*