You'll be the first member — add the others by their Google email right after.
The group appears automatically when they sign in to Hisaab with this email.
A private 1-to-1 hisaab between just you two — for expenses outside any group.
Copy lines from your credit-card or UPI apps — even a whole statement pasted as one blob works (it's split at the dates, and order/reference numbers are ignored). No date on a line = today. You'll then confirm each one — prefilled and split equally — and can Skip any.
Changing currency only changes the symbol — existing amounts are not converted.