# Using Tempeature Differential to Activate a Switch When Above a Certain Temperature? **URL:** \ **Category:** Automation Ideas\ **Created:** [October 17, 2016, 2:01am UTC](https://community.smartthings.com/t/using-tempeature-differential-to-activate-a-switch-when-above-a-certain-temperature/60222 "2016-10-17T02:01:23Z")\ **Posts on this page:** 1\ **Showing post:** 10
**Author:** ![JDRoberts](https://yyz2.discourse-cdn.com/smartthings/user_avatar/community.smartthings.com/jdroberts/32/56577_2.png) [@JDRoberts](https://community.smartthings.com/u/JDRoberts)\ **Post date:** [June 3, 2022, 5:33pm UTC](https://community.smartthings.com/t/using-tempeature-differential-to-activate-a-switch-when-above-a-certain-temperature/60222/10 "2022-06-03T17:33:53Z")
SmartThings is in the middle of a huge transition from one architecture to another. The Samsung hosted free groovy cloud will be going away, which means anything that uses that will no longer work. And that includes all the custom smartapps like Webcore. 🤔 > [@Announcement | Changes to our Legacy SmartThings Platform](https://community.smartthings.com/t/announcement-changes-to-our-legacy-smartthings-platform/197958/): > > Changes to the Legacy SmartThings Platform The explosive growth of our community and platform over the past few years has been an amazing experience for all of us at SmartThings. We have you to thank for building, innovating and growing with us as we push the envelope to what is possible in the connected home. Today, we wanted to let you know about the next evolution in our journey. We are making some important shifts in our strategy to best position our platform for the future and investing more deeply in improving the stability and security of our platform. With these changes, we will empower a broad ecosystem of developers to integrate and innovate with SmartThings using technologies of their choice. Over the course of the next several months, we plan to focus on the development of a … The replacements for device type handlers will be “edge drivers“ written in Lua that run locally on your own hub. And the replacements for smartapps, including Webcore, will be routines in the smartthings app (which have a lot more features than they used to), And the “rules API” which is a whole forum category in itself. > **[Rules API](https://community.smartthings.com/c/developer-programs/rules-api/101)** > > Community for discussing the new Rules API and sharing rule recipes. But with the exception of the new features in the routines in the app, everything else is still in beta and still undergoing changes. So, yes, very few people are creating new stuff in Webcore for smartthings now. But you should be able to do the same thing another way that works with the new architecture, I just don’t know the details of that. --- _[View the full topic](https://community.smartthings.com/t/using-tempeature-differential-to-activate-a-switch-when-above-a-certain-temperature/60222)._