# Ferroamp vs Integrity VPN

The clearest difference is update cadence: Ferroamp at every 9 days against Integrity VPN's every 5 weeks. Ferroamp also leads on iOS requirement (16.4 vs 18.0). On price, ads, 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.

Ferroamp ships an update every 9 days, Integrity VPN every 5 weeks. The most recent releases landed on September 19, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Ferroamp | Integrity VPN |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 5 weeks |
| Size | 75 MB | 26 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Ferroamp AB](https://appshunter.io/developer/1685154836) | [Trampkvarnen AB](https://appshunter.io/developer/1791721194) |

## What reviewers say

### Ferroamp

[App page](https://appshunter.io/ios/app/ferroamp/id6458734783)

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

**In-app purchases:** none


### Integrity VPN

[App page](https://appshunter.io/ios/app/integrity-vpn/id6740811915)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ferroamp free?

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

### Is Integrity VPN free?

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

### Do Ferroamp or Integrity VPN have ads?

Neither Ferroamp nor Integrity VPN shows ads.

### Which is updated more often, Ferroamp or Integrity VPN?

Ferroamp ships an update every 9 days, and Integrity VPN every 5 weeks. Most recently, Ferroamp was updated on September 19, 2026 and Integrity VPN on September 12, 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.*