Neither Spaces nor Slick offers a free trial.
Spaces is designed for Individuals, Medium Business and Small Business.
Slick is designed for Medium Business, Small Business and Individuals.
Pricing for Spaces Starts at $1.49/Month whereas for Slick Starts at $6.58per month when Billed Yearly.
Some top alternatives to Spaces includes Sassbook, Qualified, Workvivo, Bloggi, Write.as, gSweets, Quill.app, Slick, Scrilys, Writeby, Write.md and IFTTT.
Some top alternatives to Slick includes SimplyDocs, Documint, DocSavy, Bobson, Speedy Newsletter, INSPAKT DOC PLATFORM, Sizle, Qualified, Workvivo, Storydoc, Quill.app and DeftPDF.