“Pro $24 per month” — its home page
“Free $0 forever” — its home page
ChargesFree planMonthlyOne-time
ProvesBlog
You are sizing up a market. These filters come from what each product claims about itself: how it positions itself, what it charges, who it names as an alternative, what proof it publishes.
“Pro $24 per month” — its home page
“Free $0 forever” — its home page
“Design & preview free - forever” — its home page