Yes, both Dropmark and Posted offer a Free Trial.
Dropmark is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Posted is designed for Individuals, Medium Business and Small Business.
The starting price of Dropmark begins at $4/Month when Billed Yearly, while pricing details for Posted are unavailable.
Some top alternatives to Dropmark includes Sensive, Posted, Atomicly, Qualified, Workvivo, Content Snare, VSpace, elocance, Clarity, Moderne and Yourganize.
Some top alternatives to Posted includes Zoho Social, Crowdfire, SocialBee, Planable, SocialMgr, Later, Continuon, Socialdraft, Broadcast, CloudSocial, SocialHub, Send Social Media, Sociality.io, Social By Emovur and Blog To Social.