# ZKB TWINT vs LUKB Key

The clearest difference is ads: LUKB Key at none against ZKB TWINT's shown. ZKB TWINT's advantage is update cadence (monthly vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

ZKB TWINT ships an update monthly, LUKB Key every 3 months. Both last shipped on November 2, 2026.

## The numbers

| Metric | ZKB TWINT | LUKB Key |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (114 ratings)](https://appshunter.io/ios/app/zkb-twint/id1210312916/reviews)** | — |
| Number of ratings | **114** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Ad-supported | — |
| Size | 75 MB | 36 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Zuercher Kantonalbank](https://appshunter.io/developer/428937858) | [Luzerner Kantonalbank](https://appshunter.io/developer/364591552) |

## What reviewers say

### ZKB TWINT

[App page](https://appshunter.io/ios/app/zkb-twint/id1210312916)

This Swiss payment app allows for fast, secure, and convenient transactions. Send, receive, and request money in real-time, pay in online shops and at checkouts, and even withdraw cash. It offers flexible limit adjustments and transparent transaction history.

**Highlights:** Real-time money transfer, Online and in-store payments, Cash withdrawal, Flexible limit adjustments, Transaction history search, Digital vouchers and tickets

**In-app purchases:** none


### LUKB Key

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

**In-app purchases:** none


## Frequently asked questions

### Is ZKB TWINT free?

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

### Is LUKB Key free?

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

### Do ZKB TWINT or LUKB Key have ads?

ZKB TWINT shows ads; LUKB Key does not.

### Which is updated more often, ZKB TWINT or LUKB Key?

ZKB TWINT ships an update monthly, and LUKB Key every 3 months. Most recently, ZKB TWINT was updated on November 2, 2026 and LUKB Key on November 2, 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.*