# Clex Key vs LD2 Service V2

The clearest difference is update cadence: LD2 Service V2 at weekly against Clex Key's every 2 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.

Clex Key ships an update every 2 months, LD2 Service V2 weekly. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Clex Key | LD2 Service V2 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | — |
| Size | 18 MB | 50 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Uhlmann & Zacher GmbH](https://appshunter.io/developer/1413776543) | [LD2 Geoinformationssysteme GmbH](https://appshunter.io/developer/1617038874) |

## What reviewers say

### Clex Key

[App page](https://appshunter.io/ios/app/clex-key/id1500405117)

This app allows you to open and close electronic locking units using your smartphone via Bluetooth Low Energy. It ensures high security through a two-part invitation confirmation process. The updated version offers more efficient communication, stable performance, and an improved user interface.

**Highlights:** Unlock doors via Bluetooth, Receive mobile keys, Efficient communication with locking units, Improved user guidance, High security standards, Execute block requests

**Features:** macOS Compatibility

**In-app purchases:** none


### LD2 Service V2

[App page](https://appshunter.io/ios/app/ld2-service-v2/id6749302872)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Clex Key free?

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

### Is LD2 Service V2 free?

LD2 Service V2 is free to download, with no in-app purchases.

### Do Clex Key or LD2 Service V2 have ads?

Neither Clex Key nor LD2 Service V2 shows ads.

### Which is updated more often, Clex Key or LD2 Service V2?

Clex Key ships an update every 2 months, and LD2 Service V2 weekly. Most recently, Clex Key was updated on October 8, 2026 and LD2 Service V2 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.*