You don’t have to look at reducing your Google use as a monumental effort. You can slowly transfer, minimise the number of services you use.
Simple - Switch your default search provider to Duck Duck Go.
Easy - Switch to Firefox
Mid - export your documents from Google Drive
Complex - Transfer your primary email to another provider.
I have been meaning to ask, can Shelly be used to turn existing light switches/circuits smart? I have four separate light switched each for a single light, and I’d love a simple solution so if I turn one switch on all four lights come on.