Yes, both Proof and Super Social Proof offer a Free Trial.
Proof is designed for Medium Business and Small Business.
Super Social Proof is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Proof Starts at $26/Month when Billed Yearly whereas for Super Social Proof Starts at $36/Month.
Some top alternatives to Proof includes and undefined.
Some top alternatives to Super Social Proof includes Fomo, Proof, SuperProof, Proofie, JustProof, Conversion Plus, Sooproof, Social Proofy, Proofly and Prooven.io.