# 3Växel vs Ferroamp

The clearest difference is update cadence: Ferroamp at every 9 days against 3Växel's every 5 months. 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.

3Växel ships an update every 5 months, Ferroamp every 9 days. The most recent releases landed on October 19, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 3Växel | Ferroamp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 9 days** |
| Size | 120 MB | 75 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hi3G Access AB](https://appshunter.io/developer/370889034) | [Ferroamp AB](https://appshunter.io/developer/1685154836) |

## What reviewers say

### 3Växel

[App page](https://appshunter.io/ios/app/3vaxel/id1015325439)

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

**In-app purchases:** none


### Ferroamp

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

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

**In-app purchases:** none


## Frequently asked questions

### Is 3Växel free?

3Växel is free to download, with no in-app purchases.

### Is Ferroamp free?

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

### Do 3Växel or Ferroamp have ads?

Neither 3Växel nor Ferroamp shows ads.

### Which is updated more often, 3Växel or Ferroamp?

3Växel ships an update every 5 months, and Ferroamp every 9 days. Most recently, 3Växel was updated on October 19, 2026 and Ferroamp on October 7, 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.*