“$15 per month” — its home page
“Start free - 100 PDFs/month” — its home page
ChargesFree planMonthlyYearly
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.
“$15 per month” — its home page
“Start free - 100 PDFs/month” — its home page
We have not read this one closely yet. Nothing is claimed here on its behalf.
“Free 775K” — its home page