Does Toolbox plugin work on mobile phones?

I’ve got an app where I just installed the Toolbox plugin. The use case is splitting a string into a list, the code is pretty simple:

But while it works perfectly when I preview the app on the PC, it doesn’t seem to work on a mobile. Anyone else ran into this?

Does your live app have data. Remember preview and live utilize two different but identically structured databases

Preview in both cases