Yes, both Social Combiner and ThoughtMetric offer a Free Trial.
Social Combiner is designed for Freelancers, Medium Business and Small Business.
ThoughtMetric is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Social Combiner Starts at $19/Month whereas for ThoughtMetric Starts at $9/Month.
Some top alternatives to Social Combiner includes Zoho Social, Crowdfire, SocialBee, Iconosquare, TrueSocialMetrics, SocialTracker, Buffer, Analisa.io, Planable, Later, Gramreports, ThoughtMetric, SocialStats, SocialGest and Sharemyinsights.
Some top alternatives to ThoughtMetric includes Zoho Social, Crowdfire, SocialBee, Buffer, Hootsuite, Planable, Later, SocialBu, SocialPilot, Zoomph, InoSocial, SocialPlanner.io, CloudSocial, SocialGest and Send Social Media.