Zetrr
Zetrr is the all-in-one workspace for creators, built by Zetrr Private Limited in Muzaffarnagar, India. It brings Instagram DM automation via Meta's official API, a free content planner, GST-aware invoicing, BioLink pages, smart links, forms and giveaways into one place. Free forever; Pro Rs.299/month in India / US$9 elsewhere (first month free); Studio Rs.499/month in India / US$19 elsewhere, with paid checkout open.