Neither WhiteSmoke nor ProWritingAid offers a free trial.
WhiteSmoke is designed for Large Enterprises, Medium Business and Small Business.
ProWritingAid is designed for Large Enterprises, Medium Business and Small Business.
Pricing for WhiteSmoke Starts at $5/Month whereas for ProWritingAid Starts at $20/Month.
Some top alternatives to WhiteSmoke includes Gramara, ProWritingAid, Linguix, Grammatica, WritingAssistant, Writer, RytersBlock and PaperRater.
Some top alternatives to ProWritingAid includes Gramara, WritingAssistant, Writer, Essaybot, QuillBot, Ginger and PaperRater.