Comparison

Optima mobile 3 vs Basalte Access

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

Head to head
About

Optima mobile 3

Features
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With DIVUS OPTIMA mobile 3 you can control your home automation system even when you are on the road. Use your device in order to supervise and control the functions of your home via Wi-Fi or mobile network. The app acts as client software that connects to your DIVUS KNX SERVER or DIVUS D+ device and thereby gives you access to your KNX system. The simple interface of the DIVUS OPTIMA app gives you easy access to all functionalities of your system. Not only light control is possible but also HVAC control, irrigation, scenarios, shutter functions, energy management and much more can be easily managed remotely. In order to use the app no additional configuration is required! Once your KNX bus system is working and your DIVUS KNXCONTROL device is set up, just insert the IP address / port of the device and a valid set of credentials in the app settings and you will gain access to all the KNX devices of your system. New: Take advantage of the new interface where each project has its summary page, showing the connection status and giving access to a set of quick-access objects which you can directly control - without loading the whole visualization. Of course you can also load the project as usual and access all of its functions. +Requirements: This application is compatible only with the following DIVUS devices: DIVUS KNX SERVER with software version 2.5.0 or higher, DIVUS KNX SERVER 3 (any version), DIVUS D+ (any version) +Additional information When connecting for the first time with a DIVUS device there will be an initial loading time of approximately 1 minute during which the contents from the server are downloaded. Additional information about the usage of the app can be found in the documentation section on the DIVUS homepage. +Functions: - Project overview page - Quick-access objects - QR-code scanning and project sharing to quickly configure the access to a project - Light control (on / off, dimming), shutters, irrigation, … - HVAC (heating / cooling) - Scenarios - Energy management - Weather information - Notifications - Cloud access

About

Basalte Access

Features
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Elevate your doorphone experience with the Basalte Access app.Ā  Enjoy seamless connectivity with your visitors and instant access to live HD camera feeds, redefining convenience.Ā  The app provides a clear overview of your surroundings with integrated security cameras during calls. Ā  See who's at your doorstep, converse with them and grant access with just a touch. Ā  Forget about misplaced keys – effortlessly unlock your door using your smartphone or a keycard reader. Ā  Our innovative control and security system enhances communication, ensuring you maintain complete control over your home's security and interactions at all times. Ā  Stay connected by following us on LinkedIn, Instagram, Pinterest, and Facebook.

Screenshots

Optima mobile 34 screens
Basalte Access4 screens

Verdict

The call

The clearest difference is update cadence: Basalte Access at every 5 weeks against Optima mobile 3's every 8 months. Optima mobile 3's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

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

UpkeepUpdate frequency

Optima mobile 3 ships an update every 8 months, Basalte Access every 5 weeks. The most recent releases landed on September 28, 2026 and October 6, 2026 respectively.

Scorecard2 real differences Ā· 4 level
Optima mobile 3 versus Basalte Access: the parameters behind the verdict, then further details
ParameterOptima mobile 3Basalte Access
PriceFreeFree
Update frequencyEvery 8 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size72 MB111 MB
Age rating4+4+
DeveloperDIVUS GmbHBasalte

In-app purchases

None

Optima mobile 3

No in-app purchases

None

Basalte Access

No in-app purchases

Questions

Is Optima mobile 3 free?
Optima mobile 3 is free to download, with no in-app purchases.
Is Basalte Access free?
Basalte Access is free to download, with no in-app purchases.
Do Optima mobile 3 or Basalte Access have ads?
Neither Optima mobile 3 nor Basalte Access shows ads.
Which is updated more often, Optima mobile 3 or Basalte Access?
Optima mobile 3 ships an update every 8 months, and Basalte Access every 5 weeks. Most recently, Optima mobile 3 was updated on September 28, 2026 and Basalte Access on October 6, 2026.

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