EY
Apollo.io offers Free Trial, but Closely does not.
Apollo.io is designed for Large Enterprises, Medium Business and Small Business.
Closely is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Apollo.io Starts at $15/User/Month when Billed Yearly whereas for Closely Starts at $49/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 Closely includes Leadfeeder, Lead Engines, CloudLead, eSales Hub, Sales Booster by Leadspicker, LeadSift, Leadcamp, Dynamic Leads, Lead Revealer and LeadIQ.