# LUKB Key vs Clientis Secure

The clearest difference is update cadence: LUKB Key at every 4 months against Clientis Secure's every 8 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.

LUKB Key ships an update every 4 months, Clientis Secure every 8 months. The most recent releases landed on September 18, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | LUKB Key | Clientis Secure |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 8 months |
| Size | 35 MB | 19 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Luzerner Kantonalbank](https://appshunter.io/developer/364591552) | [Clientis AG](https://appshunter.io/developer/945303521) |

## What reviewers say

### LUKB Key

[App page](https://appshunter.io/ios/app/lukb-key/id1256976611)

**In-app purchases:** none


### Clientis Secure

[App page](https://appshunter.io/ios/app/clientis-secure/id1537760444)

**In-app purchases:** none


## Frequently asked questions

### Is LUKB Key free?

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

### Is Clientis Secure free?

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

### Do LUKB Key or Clientis Secure have ads?

Neither LUKB Key nor Clientis Secure shows ads.

### Which is updated more often, LUKB Key or Clientis Secure?

LUKB Key ships an update every 4 months, and Clientis Secure every 8 months. Most recently, LUKB Key was updated on September 18, 2026 and Clientis Secure on September 19, 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.*