Neither Trinka nor ProWritingAid offers a free trial.
Trinka is designed for Large Enterprises, Medium Business and Small Business.
ProWritingAid is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Trinka Starts at $6.67/Month when Billed Yearly whereas for ProWritingAid Starts at $20/Month.
Some top alternatives to Trinka includes ProWritingAid, Linguix, WritingAssistant, Writer, Essaybot, QuillBot and WriteMe.ai.
Some top alternatives to ProWritingAid includes Gramara, WritingAssistant, Writer, Essaybot, QuillBot, Ginger and PaperRater.