add a function for phone app to group the contact dial list by no. or by name

[VaibhavVvd]

We can use calling history as a reminder of our work

In true caller app they provide in call list that the incoming and outgoing call list have a function to group contact ..... If one person make us call and we call him .... They are in group.

Screenshot attched

[anoopvermasfd]

I want this feature too