# twoeyes vs Clex Key

The clearest difference is iOS requirement: twoeyes at 8.0 against Clex Key's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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 2 months. The most recent releases landed on October 5, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | twoeyes | Clex Key |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free |
| Size | 96 MB | 18 MB |
| Requires iOS | **8.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [twoeyes software GmbH](https://appshunter.io/developer/1177347604) | [Uhlmann & Zacher GmbH](https://appshunter.io/developer/1413776543) |

## What reviewers say

### twoeyes

[App page](https://appshunter.io/ios/app/twoeyes/id1491463333)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is twoeyes free?

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

### Is Clex Key free?

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

### Do twoeyes or Clex Key have ads?

Neither twoeyes nor Clex Key shows ads.

### Which is updated more often, twoeyes or Clex Key?

twoeyes ships an update every 2 months, and Clex Key every 2 months. Most recently, twoeyes was updated on October 5, 2026 and Clex Key on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*