Yes, both OptinMagic and Leadfeeder offer a Free Trial.
OptinMagic is designed for Large Enterprises, Medium Business and Small Business.
Leadfeeder is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Pricing for OptinMagic Starts at $19/Month whereas for Leadfeeder Starts at $63/Month.
Some top alternatives to OptinMagic includes LeadBI, Campaign Monitor, Leadfeeder, Lead Forensics, PrettyLead, LeadMine, Lead Revealer, Websitez, Whois Database, Maildroppa and Mailmunch.
Some top alternatives to Leadfeeder includes LeadBI, Whoisvisiting, Lead Forensics, Leadforms, Leadinfo, LeadMine, Leadenhancer, Dynamic Leads and Lead Revealer.