# Ferroamp Installer vs W

The clearest difference is update cadence: Ferroamp Installer at monthly against W's every 2 months. W's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

Ferroamp Installer ships an update monthly, W every 2 months. The most recent releases landed on September 13, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Ferroamp Installer | W |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 76 MB | 45 MB |
| Requires iOS | 16.4 | **15** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ferroamp AB](https://appshunter.io/developer/1685154836) | [LumenRadio AB](https://appshunter.io/developer/1443137236) |

## What reviewers say

### Ferroamp Installer

[App page](https://appshunter.io/ios/app/ferroamp-installer/id6448623957)

**Features:** Vision Pro support

**In-app purchases:** none


### W

[App page](https://appshunter.io/ios/app/w-modbus/id6472275984)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ferroamp Installer free?

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

### Is W free?

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

### Do Ferroamp Installer or W have ads?

Neither Ferroamp Installer nor W shows ads.

### Which is updated more often, Ferroamp Installer or W?

Ferroamp Installer ships an update monthly, and W every 2 months. Most recently, Ferroamp Installer was updated on September 13, 2026 and W on September 11, 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.*