Neither The Search Monitor nor AmzChart offers a free trial.
The Search Monitor is designed for Large Enterprises, Medium Business and Small Business.
AmzChart is designed for Individuals, Medium Business and Small Business.
Pricing for The Search Monitor Starts at $600/Month whereas for AmzChart Starts at $99.
Some top alternatives to The Search Monitor includes Serpstat, Ahrefs, WooRank, SE Ranking, SerpYou, SEOmonitor, SEO Explorer, SoloSEO, SEO Audit Software and Ranktracker.
Some top alternatives to AmzChart includes Jungle Scout, Cenports, AMZ.One, Bitclu, AMZScout, AMZInsight, ProfitGuru, The Search Monitor, AMZRank and Semrush E-Commerce Apps (Sellzone).