# BZSt IBAN+ vs Clusterix Files

The clearest difference is update cadence: Clusterix Files at monthly against BZSt IBAN+'s every 3 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.

BZSt IBAN+ ships an update every 3 months, Clusterix Files monthly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | BZSt IBAN+ | Clusterix Files |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | — |
| Size | 39 MB | 59 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bundeszentralamt für Steuern](https://appshunter.io/developer/1829962335) | [innoscripta SE](https://appshunter.io/developer/1546207706) |

## What reviewers say

### BZSt IBAN+

[App page](https://appshunter.io/ios/app/bzst-iban-plus/id6749314498)

Securely submit your IBAN to the Federal Central Tax Office (BZSt) for future payments. Manage your IBAN, check its status, and set a personal PIN for easy access. Requires a BundID account or ELSTER certificate.

**Highlights:** Submit IBAN for payments, Query stored IBAN, Delete stored IBAN, Track IBAN submission status, Set personal PIN for login

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

**In-app purchases:** none


### Clusterix Files

[App page](https://appshunter.io/ios/app/clusterix-files/id6798190497)

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

**In-app purchases:** none


## Frequently asked questions

### Is BZSt IBAN+ free?

BZSt IBAN+ is free to download, with no in-app purchases.

### Is Clusterix Files free?

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

### Do BZSt IBAN+ or Clusterix Files have ads?

Neither BZSt IBAN+ nor Clusterix Files shows ads.

### Which is updated more often, BZSt IBAN+ or Clusterix Files?

BZSt IBAN+ ships an update every 3 months, and Clusterix Files monthly. Most recently, BZSt IBAN+ was updated on November 5, 2026 and Clusterix Files on October 31, 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.*