# AEI Keyboard Note German vs DN Authenticator

AEI Keyboard Note German and DN Authenticator are too close to call on the numbers: across 7 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 16, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | AEI Keyboard Note German | DN Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (3 ratings)](https://appshunter.io/ios/app/aei-keyboard-note-german/id336319849/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Free | Free |
| Size | 3 MB | 30 MB |
| Requires iOS | 15.6 | **15.5** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [4us](https://appshunter.io/developer/320142471) | [Diebold Nixdorf Incorporated](https://appshunter.io/developer/1434560706) |

## What reviewers say

### AEI Keyboard Note German

[App page](https://appshunter.io/ios/app/aei-keyboard-note-german/id336319849)

This keyboard app enhances typing speed and ease with unique input methods for German characters and efficient text editing. It offers features like auto-correction, dedicated German keys, and quick message clearing or sending.

**Highlights:** One-push vowel input, Two-push alphabet input, Friendly alphabetical character array, Ideal key size for fewer errors, Arrow keys for caret movement, Dedicated German extended character keys, Auto-save feature

**In-app purchases:** none


### DN Authenticator

[App page](https://appshunter.io/ios/app/dn-authenticator/id1440611617)

This application allows authorized technicians to temporarily disable security features on Diebold Nixdorf terminals. It works in conjunction with the Vynamic Security Suite by importing privilege files to grant elevated access for servicing.

**Highlights:** Temporary security disablement, Vynamic Security Suite integration, Instant Privilege file import, Elevated terminal access, Technician servicing tool

**In-app purchases:** none


## Frequently asked questions

### Is AEI Keyboard Note German free?

AEI Keyboard Note German is free to download, with no in-app purchases.

### Is DN Authenticator free?

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

### Do AEI Keyboard Note German or DN Authenticator have ads?

Neither AEI Keyboard Note German nor DN Authenticator shows ads.

### Which is updated more often, AEI Keyboard Note German or DN Authenticator?

AEI Keyboard Note German ships an update every 4 months, and DN Authenticator every 4 months. Most recently, AEI Keyboard Note German was updated on October 16, 2026 and DN Authenticator on September 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.*