Yes, both SellerApp and AMZScout offer a Free Trial.
SellerApp is designed for Large Enterprises, Medium Business and Small Business.
AMZScout is designed for Large Enterprises, Medium Business and Small Business.
Pricing for SellerApp Starts at $39/Month when Billed Yearly whereas for AMZScout Starts at $16.49/Month when Billed Yearly.
Some top alternatives to SellerApp includes Jungle Scout, CommerceIQ, Marketplace Manager, AMZScout, FOSHO AFF, AMZInsight, Helium 10, Omnyfy, Optiseller and OneMarket Insights.
Some top alternatives to AMZScout includes Jungle Scout, AMZ.One, AmzChart, AMZ Alert, AMZInsight, Helium 10, ProfitGuru, AMZRank and Semrush E-Commerce Apps (Sellzone).