Yes, both NeaSocial and Proof offer a Free Trial.
NeaSocial is designed for Large Enterprises, Medium Business and Small Business.
Proof is designed for Medium Business and Small Business.
Pricing for NeaSocial Starts at $9/Month whereas for Proof Starts at $26/Month when Billed Yearly.
Some top alternatives to NeaSocial includes Fomo, Proof, Social Proof Signals, SuperProof, Notipack, Social Proofy, Proofly, SocialProof, Acalytica Social Proof and OptinBox.
Some top alternatives to Proof includes and undefined.