Some apps only. Some apps are just useless without access to the server. App for creating diagrams based on the search request, for example - on the server side

Some apps only. Some apps are just useless without access to the server. App for creating diagrams based on the search request, for example - on the server side it will use a huge DB. Any application where “live” data is ultimately important. This feature has a cost and might limit the functionality - that’s why it should be implemented only when necessary.