Neither UnMarkDocs nor Nots.io offers a free trial.
UnMarkDocs is designed for Individuals, Freelancers and Small Business.
Nots.io is designed for Freelancers, Medium Business and Small Business.
Pricing for UnMarkDocs Starts at $5/Month whereas for Nots.io Starts at $49/Month.
Some top alternatives to UnMarkDocs includes Uphint, Mintlify, Qualified, Workvivo, Docstring, Swimm, MyloDocs, Write.md, Nots.io, IFTTT and Notaku.
Some top alternatives to Nots.io includes Docsie, Uphint, Mintlify, Qualified, Klutch, Workvivo, Docstring, CodeSee, UnMarkDocs, MyloDocs, ReleaseNotes and IFTTT.