Yes, both Outpost Social and SocialOomph offer a Free Trial.
Outpost Social is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
SocialOomph is designed for Medium Business and Small Business.
Pricing for Outpost Social Starts at $2/Month whereas for SocialOomph Starts at $15/Month.
Some top alternatives to Outpost Social includes Crowdfire, SocialBee, Buffer, Zoho Social, Hootsuite, Planable, SocialMgr, Later, SocialBu, SocialPilot, Oktopost, SocialOomph, InoSocial, CloudSocial and SocialHub.
Some top alternatives to SocialOomph includes Crowdfire, SocialBee, Buffer, SMhack, Zoho Social, Hootsuite, Planable, Socialhoox, SocialMgr, Later, HotPost, Social Web Suite, CloudSocial, SocialHub and HipSocial by 500apps.