Clex Key vs Aperio Installer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Clex Key
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.
- Unlock doors via Bluetooth
- Receive mobile keys
- Efficient communication with locking units
- Improved user guidance
- High security standards
- Execute block requests
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Welcome to the new Clex Key App 2! Uhlmann & Zacher presents the Clex Key App, which has been developed from scratch. More efficient communication to the locking units, more stable overall behavior and easy-to-use UI as well as better user guidance for invitation / authorization by the administrator characterize the new Clex Key App. With the Clex Key App, the electronic locking units of Uhlmann & Zacher can be opened and closed using the smartphone. In the process, the smartphone communicates with the locking units via Bluetooth® Low Energy. High security standards To ensure the necessary security, you will receive an invitation to set up your Clex Key app from the operator of the locking system by e-mail and also a short message on your phone. Only after confirming both parts of the invitation, your key can be used to open the locking units using your smartphone Functions: - Receive mobile keys and unlock doors via Bluetooth® - Execute block requests for the administrator
Aperio Installer
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The Aperio Installer app is a convenient new mobile tool from ASSA ABLOY designed to make configuring Aperio wireless digital access devices quicker, easier, and far more efficient. With system details already loaded on your phone, all you need to do onsite is fit the devices and tap your Bluetooth‑equipped iPhone to initialize them - no laptop, no dongle, and no complex manual setup. Installation is up to three times faster, helping security professionals reduce labour costs, minimize disruption to client premises, and complete more jobs in less time. A single smartphone handles all key tasks: device initialization, secure configuration transfer, and quick firmware updates. The app also captures essential system data and documentation automatically during the visit, simplifying maintenance and ensuring installers leave no detail behind.
Screenshots
Verdict
Clex Key and Aperio Installer are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Clex Key | Aperio Installer |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 18 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Uhlmann & Zacher GmbH | ASSA ABLOY AB |
In-app purchases
Clex Key
No in-app purchases
Aperio Installer
No in-app purchases









