# Alexander Bürkle voltfox vs FI

The clearest difference is iOS requirement: FI at 13.4 against Alexander Bürkle voltfox's 18.1. 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.

## The numbers

| Metric | Alexander Bürkle voltfox | FI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 87 MB | 16 MB |
| Requires iOS | 18.1 | **13.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [chargecloud GmbH](https://appshunter.io/developer/1245223123) | [Finanz Informatik GmbH & Co. KG](https://appshunter.io/developer/1439076872) |

## What reviewers say

### Alexander Bürkle voltfox

[App page](https://appshunter.io/ios/app/alexander-burkle-voltfox/id6464373118)

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

**In-app purchases:** none


### FI

[App page](https://appshunter.io/ios/app/fi-connect/id6575382620)

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

**In-app purchases:** none


## Frequently asked questions

### Is Alexander Bürkle voltfox free?

Alexander Bürkle voltfox is free to download, with no in-app purchases.

### Is FI free?

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

### Do Alexander Bürkle voltfox or FI have ads?

Neither Alexander Bürkle voltfox nor FI shows ads.

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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.*