Yes, both TrueSocialMetrics and Vaizle offer a Free Trial.
TrueSocialMetrics is designed for Large Enterprises, Medium Business and Small Business.
Vaizle is designed for Freelancers, Medium Business and Small Business.
Pricing for TrueSocialMetrics Starts at $1,000 when Billed Monthly whereas for Vaizle Starts at $29/Month.
Some top alternatives to TrueSocialMetrics includes Minter.io, Twitter Analytics, Social Opinion, ListenFirst, Planable, Social Combiner, Vaizle, Socialinsider, SocialStats, Analyser PRO, SocialBee and GetSocial.
Some top alternatives to Vaizle includes Crowdfire, SocialBee, TrueSocialMetrics, SocialTracker, Buffer, Zoho Social, Planable, Later, Social Combiner, WeAnalyze, Socialinsider, SocialStats, Analyser PRO, CloudSocial and Send Social Media.