# Kanzlei Rosner vs flateXSecure

The clearest difference is update cadence: flateXSecure at every 5 months against Kanzlei Rosner's every 37 months. flateXSecure also leads on iOS requirement (12.0 vs 14.0). 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.

Kanzlei Rosner ships an update every 37 months, flateXSecure every 5 months. The most recent releases landed on October 4, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Kanzlei Rosner | flateXSecure |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (85 ratings)](https://appshunter.io/ios/app/flatexsecure/id1174476178/reviews)** |
| Number of ratings | — | **85** |
| Positive reviews | — | 84.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 5 months** |
| Monetization | — | Free |
| Size | 48 MB | 10 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Michael Rosner,Regine Rosner](https://appshunter.io/developer/1604365883) | [flatexDEGIRO SE](https://appshunter.io/developer/638392948) |

## What reviewers say

### Kanzlei Rosner

[App page](https://appshunter.io/ios/app/kanzlei-rosner/id1011789856)

**In-app purchases:** none


### flateXSecure

[App page](https://appshunter.io/ios/app/flatexsecure/id1174476178)

Securely authorize transactions without an iTAN card. Receive TANs directly on your smartphone or tablet via the app. Get important notifications through push messages.

**Highlights:** Secure transaction authorization, iTAN card alternative, Receive TANs on smartphone/tablet, Push notifications, Choose authorization method

**In-app purchases:** none


## Frequently asked questions

### Is Kanzlei Rosner free?

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

### Is flateXSecure free?

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

### Do Kanzlei Rosner or flateXSecure have ads?

Neither Kanzlei Rosner nor flateXSecure shows ads.

### Which is updated more often, Kanzlei Rosner or flateXSecure?

Kanzlei Rosner ships an update every 37 months, and flateXSecure every 5 months. Most recently, Kanzlei Rosner was updated on October 4, 2026 and flateXSecure on October 24, 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.*