Nimble offers Free Trial, but JustCall does not.
Nimble is designed for Freelancers, Medium Business and Small Business.
JustCall is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Nimble Starts at $24.90/User/Month when Billed Yearly whereas for JustCall Starts at $20/User/Month when Billed Yearly.
Some top alternatives to Nimble includes Salesforce Sales Cloud, Pipedrive, Thryv, Vendasta, ClickUp, Zoho CRM, Agile CRM, Teamwork CRM, Team365, Gro CRM, GoCRM, SimpleCRM, Simply CRM, CRM.me, iGlobe CRM Office 365 and CRM.io by 500apps.
Some top alternatives to JustCall includes CloudTalk, Call Center Studio, Aircall, Dialpad Contact Center, VCC Live, RingCentral Contact Center, Squaretalk, CloudCall, OpenPhone and MyOperator.