Yes, both Notipack and Sooproof offer a Free Trial.
Notipack is designed for Large Enterprises, Medium Business and Small Business.
Sooproof is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Notipack Starts at $4.99/Month whereas for Sooproof Starts at $0.99/Month.
Some top alternatives to Notipack includes Fomo, Proof, SuperProof, ProofSky, Super Social Proof, Sooproof, Social Proofy, Popify, Proofly and SocialProof.
Some top alternatives to Sooproof includes Fomo, Proof, SuperProof, ProofSky, JustProof, Super Social Proof, Social Proofy, Proofly, Prooven.io and SocialProofed.