Yes, both Apollo.io and Klenty offer a Free Trial.
Apollo.io is designed for Large Enterprises, Medium Business and Small Business.
Klenty is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Apollo.io Starts at $15/User/Month when Billed Yearly whereas for Klenty Starts at $35/User/Month when Billed Yearly.
Some top alternatives to Apollo.io includes AroundDeal, CrankWheel, ZoomInfo Engage, Outreach, Adapt Engage, LinkedIn Sales Navigator, Lusha, Seamless.AI, Use Outreach, OutReachly by 500apps, ZoomInfo and Closely.
Some top alternatives to Klenty includes Apollo.io, AroundDeal, CrankWheel, ZoomInfo Engage, OutreachCRM, OutreachPlus, Outreach, ImagineSales, Use Outreach, Sales Booster by Leadspicker, OutReachly by 500apps, SalesHandy and SmartReach.io.