Nike
FollowerSearch offers Free Trial, but Metricool does not.
Metricool is designed for Individuals, Freelancers, Medium Business and Small Business.
FollowerSearch is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Metricool Starts at $12/Month when Billed Yearly whereas for FollowerSearch Starts at $14.50/Month when Billed Yearly.
Some top alternatives to Metricool includes Social Opinion, TrueSocialMetrics, Sprout Social, AgoraPulse, SocialPilot, Analyser PRO, SocialGest, yatta! analytics, Tweetastic and Blogalyzer.
Some top alternatives to FollowerSearch includes BuzzSumo, Twitter Analytics, NetBase, Followerwonk, Twitonomy, Tweet Archivist, SocialTracker, Planable, SocialStats, SocialBee, Tweetastic and Tweepsmap.