Comparison

Clex Key vs BALTECH Mobile ID

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Unlock doors via Bluetooth
  • Receive mobile keys
  • Efficient communication with locking units
  • Improved user guidance
  • High security standards
  • Execute block requests
Features
Read full description

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

About

BALTECH Mobile ID

Features
Read full description

Use your smartphone as an alternative to a physical ID card to open doors or use similar card-reading applications (e.g., time & attendance, print management, or login). ADVANTAGES FOR APP USERS • INTUITIVE: Present the phone to a reader - no need to unlock it. • EASY SETUP: Just scan the QR code in your invitation e-mail. • FLEXIBLE: The app also works when the phone is offline. ADVANTAGES FOR ADMINS EASY SETUP • Activate Mobile ID on the reader via its configuration. • No need to change any settings in your access control system. • User data can be automatically imported and synchronized from the access control system into the Mobile ID Manager admin application. FLEXIBLE • Compatible with any access control system • If needed, you can make card and phone use distinguishable. • Also usable with other card reading applications e.g. time and attendance, print management, or login. • Also usable for projects with self-service registration (IDs for the apps are assigned automatically, so you don’t need to enter user data in Mobile ID Manager). • Hosting in the cloud or on-premises SECURE • AES-128-encrypted BLE connection protects against replay or brute-force attacks performed to gain unauthorized access. • The admin application Mobile ID Manager signs each ID before issuing it to an app, so the ID can’t be manipulated on the user’s phone. • To prevent user tracking, the app will reveal its ID only to authorized readers. FREE OF CHARGE • No fees are charged for either the app or the admin application. TECHNICAL REQUIREMENTS BALTECH readers with Bluetooth® Low Energy (BLE) support, e.g. 10097-6xx, 10119-8xx, 1x115-6xx, or 1x117-8xx LEARN MORE For more information and our full datasheet, please visit https://www.baltech.de/mobile-id/?lang=en. CONTACT & SUPPORT Any questions? We’re happy to help. Contact us at support@baltech.de or +49 811-99881-0.

Screenshots

Clex Key4 screens
BALTECH Mobile ID4 screens

Verdict

The call

Clex Key and BALTECH Mobile ID are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Clex Key ships an update every 2 months, BALTECH Mobile ID every 3 months. The most recent releases landed on September 21, 2026 and August 13, 2026 respectively.

ScorecardNo meaningful differences
Clex Key versus BALTECH Mobile ID: the parameters behind the verdict, then further details
ParameterClex KeyBALTECH Mobile ID
PriceFreeFree
Positive reviews50.0% of reviews
Update frequencyEvery 2 months — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.0 — better
Further details — not scored
Size18 MB62 MB
Age rating4+4+
DeveloperUhlmann & Zacher GmbHBaltech AG

In-app purchases

None

Clex Key

No in-app purchases

None

BALTECH Mobile ID

No in-app purchases

Questions

Is Clex Key free?
Clex Key is free to download, with no in-app purchases.
Is BALTECH Mobile ID free?
BALTECH Mobile ID is free to download, with no in-app purchases.
Do Clex Key or BALTECH Mobile ID have ads?
Neither Clex Key nor BALTECH Mobile ID shows ads.
Which is updated more often, Clex Key or BALTECH Mobile ID?
Clex Key ships an update every 2 months, and BALTECH Mobile ID every 3 months. Most recently, Clex Key was updated on September 21, 2026 and BALTECH Mobile ID on August 13, 2026.

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