Yes, both Sprout Social and Later offer a Free Trial.
Sprout Social is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Later is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Sprout Social Starts at $89/User/Month when Billed Yearly whereas for Later Starts at $12.50/Month when Billed Yearly.
Some top alternatives to Sprout Social includes Crowdfire, SocialBee, Buffer, Sprinklr, Zoho Social, Hootsuite, Planable, SocialMgr, Later, SocialBu, Ultimate SMM, Social Mako, CloudSocial, SocialHub and Lately.
Some top alternatives to Later includes Crowdfire, SocialBee, Social Insight, Postcron, SocialMgr, SocialPilot, Sked Social, Socialdraft, InoSocial, CloudSocial, SocialHub and SocialGest.