# Dynamic Volumetric Method vs VPN

The clearest difference is price: VPN at Free against Dynamic Volumetric Method's $19.99. VPN also leads on update cadence (every 4 days vs every 38 months). Dynamic Volumetric Method's advantage is in-app purchases (none vs 7) and iOS requirement (10.2 vs 15). On ads and device support there is nothing between them.

VPN is free to download; Dynamic Volumetric Method costs $19.99 up front. VPN sells 7 in-app purchases, starting at $8.99 per 7 days. Dynamic Volumetric Method asks for nothing beyond the download.

Dynamic Volumetric Method ships an update every 38 months, VPN every 4 days. The most recent releases landed on September 18, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Dynamic Volumetric Method | VPN |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | — | **[4.6 (69 ratings)](https://appshunter.io/ios/app/vpn-super-fast-vpn/id6474595017/reviews)** |
| Number of ratings | — | **69** |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 17 MB | 102 MB |
| Requires iOS | **10.2** | 15 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Moura](https://appshunter.io/developer/407501202) | [Unlimited VPN Service](https://appshunter.io/developer/1719334088) |

## What reviewers say

### Dynamic Volumetric Method

[App page](https://appshunter.io/ios/app/dynamic-volumetric-method/id1067123805)

**In-app purchases:** none


### VPN

[App page](https://appshunter.io/ios/app/vpn-super-fast-vpn/id6474595017)

This app provides a fast, secure, and private internet connection. It shields your online activities from prying eyes, allowing you to explore apps and websites anonymously. Enjoy seamless browsing and access blocked content safely.

**Highlights:** Lightning-fast and secure connection, Unlimited bandwidth, Wide range of global servers, Anonymous web surfing, Access blocked sites safely, Protect personal information on public Wi-Fi

**Features:** Safari Extension

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fast VPN week plan | $8.99 | per 7 days |
| Week plan | $8.99 | per 7 days |
| Week plan | $8.99 | per 7 days |
| Pro Plan | $8.99 | per 7 days |
| Fast VPN Month Subscription | $11.99 | per month |
| Month Subscription | $11.99 | per month |
| Upgrade to Premium | $69.99 | per year |


## Frequently asked questions

### Is Dynamic Volumetric Method free?

Dynamic Volumetric Method costs $19.99, with no in-app purchases.

### Is VPN free?

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

### Do Dynamic Volumetric Method or VPN have ads?

Neither Dynamic Volumetric Method nor VPN shows ads.

### Which is updated more often, Dynamic Volumetric Method or VPN?

Dynamic Volumetric Method ships an update every 38 months, and VPN every 4 days. Most recently, Dynamic Volumetric Method was updated on September 18, 2026 and VPN on October 24, 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.*