# Erbach® Fusion Calculator vs ElectroFusion Studio

The clearest difference is update cadence: ElectroFusion Studio at every 2 months against Erbach® Fusion Calculator's every 56 months. 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.

Erbach® Fusion Calculator ships an update every 56 months, ElectroFusion Studio every 2 months. Both last shipped on October 26, 2026.

## The numbers

| Metric | Erbach® Fusion Calculator | ElectroFusion Studio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 56 months | **Every 2 months** |
| Size | 10 MB | 54 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Erbach Kunststoff- und Schweisstechnik GmbH](https://appshunter.io/developer/1069873720) | [PF-Schweisstechnologie GmbH](https://appshunter.io/developer/1185794454) |

## What reviewers say

### Erbach® Fusion Calculator

[App page](https://appshunter.io/ios/app/erbach-fusion-calculator/id1069873871)

**Features:** macOS Compatibility

**In-app purchases:** none


### ElectroFusion Studio

[App page](https://appshunter.io/ios/app/electrofusion-studio/id1185794455)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Erbach® Fusion Calculator free?

Erbach® Fusion Calculator is free to download, with no in-app purchases.

### Is ElectroFusion Studio free?

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

### Do Erbach® Fusion Calculator or ElectroFusion Studio have ads?

Neither Erbach® Fusion Calculator nor ElectroFusion Studio shows ads.

### Which is updated more often, Erbach® Fusion Calculator or ElectroFusion Studio?

Erbach® Fusion Calculator ships an update every 56 months, and ElectroFusion Studio every 2 months. Most recently, Erbach® Fusion Calculator was updated on October 26, 2026 and ElectroFusion Studio on October 26, 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.*