Blogline offers Free Trial, but Blog To Social does not.
Blogline is designed for Large Enterprises, Medium Business and Small Business.
Blog To Social is designed for Individuals, Medium Business and Small Business.
Pricing for Blogline Starts at $4.16/Month when Billed Yearly whereas for Blog To Social Starts at $19.99/Month when Billed Yearly.
Some top alternatives to Blogline includes QuickPublisher, Quickblog, blogstatic, BlogHandy, Qualified, Workvivo, Bloggist, Bloggi, Blog To Social, LabiBlog, Instablogs and IFTTT.
Some top alternatives to Blog To Social includes CloudSocial, SocialHub, Sociality.io, Posted, HipSocial by 500apps, Qualified, Workvivo, ArchiveSocial, Nano, Socital and IFTTT.