Yes, both Nextiva and Freshdesk Contact Center (Formerly Freshcaller) offer a Free Trial.
Nextiva is designed for Large Enterprises, Medium Business and Small Business.
Freshdesk Contact Center (Formerly Freshcaller) is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Nextiva Starts at $18.95/User/Month when Billed Yearly whereas for Freshdesk Contact Center (Formerly Freshcaller) Starts at $15/User/Month when Billed Yearly.
Some top alternatives to Nextiva includes uContact, Call Center Studio, Grasshopper, Dialpad Contact Center, Vonage Contact Center, RingCentral Contact Center, ipSCAPE and OmniOMS Customer Communication Management Suite.
Some top alternatives to Freshdesk Contact Center (Formerly Freshcaller) includes Nextiva, Freshsales, Zendesk Talk, TalkDesk, Call Center Studio, Freshdesk, ClickDesk, Desky, Aircall and LeadDesk.