Hello guys, This topic can be used for support questions, feature suggestions and bug reports related to the Viessmann App for Homey. The app itself can be found in the Homey store on the following locations: Stable version: Viessmann App voor Homey | Homey Test version: Viessmann App voor Homey…

Hey guys, I plan to take a look at this, as I also do believe the values should equal the ones from the ViCare app. Kind regards,

Hey guys, I’ve pushed v1.5.0 to test. This version introduces the day values of the power / gas consumption measures. I have the impression that the calculations I’m doing to get an overall value doesn’t work properly. Therefore I’m now introducing the day values directly from the API. I hope thi…

Hi @KennyMoens , today I recognized that Viessmann obviously has changed the login to their portal. They mentioned that they harmonized the login for their different brands. Credentials stayed the same. Now I saw that homey can no longer login to Viessmann and my heating is marked as “not available…

Hi @KennyMoens , Same issue of course here, cannot connect anymore.

Hello guys, That’s strange - with me, I did not change anything, it still works as before. Could you submit me a diagnostics report? So that I can look into this? Thanks,

Hi I got it working again: Click on „repair“. Then you need to logon again. (you will see the same hint you can see in the vicare app). Restart the app This solved the issue for me.

Hi, I’m thinking about getting a viessmann vitodens 200-w boiler…does anyone have this same model, and does this Viessmann App work under Homey? I noticed also there is a Viessmann ViCare App also available. What’s the difference between the 2 apps, and are both still fully functional? Many Thanks, …

Hey, I am the developer of this app. I own a Vitodens 200-W, and the app works flawless here. It is still supported although I did not push updates recently, since the app seems to fulfill the requirements of the users. The ViCare app offers the same or similar functionality, up to you to choose …

That’s superb! Thanks for letting me know. What is your heating system setup like, as I’m curious if one has 2x CH zones and a 1x DHW zone configured, is the current temp of those CH/DHW zones reflected on the default app? I understand the 200-W has a DHW cylinder probe that can be fitted to track…

[App][Pro] Viessmann App for Homey Pro

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RainerMZ May 12, 2025, 10:06am 265

Hi
I got it working again:

Click on „repair“. Then you need to logon again. (you will see the same hint you can see in the vicare app).
Restart the app

This solved the issue for me.

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[App][Pro] Viessmann App for Homey Pro

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