# Clex Key vs 2N Installer App

The clearest difference is update cadence: 2N Installer App at fortnightly against Clex Key's every 2 months. On price, ads, in-app purchases and monetization model 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, 2N Installer App fortnightly. The most recent releases landed on October 8, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Clex Key | 2N Installer App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/2n-installer-app/id6751116421/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 18 MB | 58 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Uhlmann & Zacher GmbH](https://appshunter.io/developer/1413776543) | [2N TELEKOMUNIKACE a.s.](https://appshunter.io/developer/656246734) |

## 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


### 2N Installer App

[App page](https://appshunter.io/ios/app/2n-installer-app/id6751116421)

This app provides professional installers with quick, on-site access to mobile-friendly installation guides, wiring diagrams, and product documentation. It features AI-powered support and smart search to help troubleshoot issues and work more efficiently.

**Highlights:** Mobile-friendly installation guides, Wiring diagrams, Product documentation access, 24/7 AI technical support, Smart search functionality, On-site troubleshooting assistance

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Clex Key free?

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

### Is 2N Installer App free?

2N Installer App is free to download, with no in-app purchases.

### Do Clex Key or 2N Installer App have ads?

Neither Clex Key nor 2N Installer App shows ads.

### Which is updated more often, Clex Key or 2N Installer App?

Clex Key ships an update every 2 months, and 2N Installer App fortnightly. Most recently, Clex Key was updated on October 8, 2026 and 2N Installer App on October 5, 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.*