Yes, both GatherContent and Posted offer a Free Trial.
GatherContent is designed for Large Enterprises, Medium Business and Small Business.
Posted is designed for Individuals, Medium Business and Small Business.
The starting price of GatherContent begins at $99/Month, while pricing details for Posted are unavailable.
Some top alternatives to GatherContent includes Posted, Concrete5, EasyContent, ContentPro, NinjaContent, Contentpace and Content OS.
Some top alternatives to Posted includes Crowdfire, SocialBee, Zoho Social, Planable, SocialMgr, Later, Continuon, Socialdraft, Broadcast, CloudSocial, SocialHub, Send Social Media, Sociality.io, Social By Emovur and Blog To Social.