Yes, both BrandVox and Vaizle offer a Free Trial.
BrandVox is designed for Large Enterprises, Medium Business and Small Business.
Vaizle is designed for Freelancers, Medium Business and Small Business.
Pricing for BrandVox Starts at $15/Month whereas for Vaizle Starts at $29/Month.
Some top alternatives to BrandVox includes Twitter Analytics, NetBase, Unmetric, TrueSocialMetrics, SocialTracker, Planable, Vaizle, WeAnalyze, Socialinsider, Analyser PRO, SocialBee and Tweetastic.
Some top alternatives to Vaizle includes Zoho Social, Crowdfire, SocialBee, TrueSocialMetrics, SocialTracker, Buffer, Planable, Later, Social Combiner, WeAnalyze, Socialinsider, SocialStats, Analyser PRO, CloudSocial and Send Social Media.