Notix sells Pro access for study note websites made for VIT students: Applied Chemistry (BACHY105), Basic Engineering (BAEEE101) and Technical English (BAENG101).
notesbugsreportandsupport@gmail.com
For payments, refunds, sign-in problems, mistakes in the notes, or anything else. Replies within 3 working days.
If money was taken but Pro did not unlock, first reload the subject website. Then sign in on this website and use "Check my payment". If that does not help, email the Razorpay payment ID (it starts with pay_) from your student email, and say which subject you bought.