Yes, both Fomo and Trustpulse offer a Free Trial.
Fomo is designed for Large Enterprises, Medium Business and Small Business.
Trustpulse is designed for Medium Business and Small Business.
Pricing for Fomo Starts at $19/Month whereas for Trustpulse Starts at $5/Month.
Some top alternatives to Fomo includes Proof, RocketProof, Fizfy, JustProof, Social Oracle, Super Social Proof, Sooproof, Social Proofy, Proofly and SocialProofed.
Some top alternatives to Trustpulse includes Fomo, Proof, ProveSource, Proofie, JustProof, Super Social Proof, Sooproof, Social Proofy, Proof Pulse and Proofly.