Yes, both CloudTalk and Nextiva offer a Free Trial.
CloudTalk is designed for Large Enterprises, Medium Business and Small Business.
Nextiva is designed for Large Enterprises, Medium Business and Small Business.
Pricing for CloudTalk Starts at $25/User/Month when Billed Yearly whereas for Nextiva Starts at $18.95/User/Month when Billed Yearly.
Some top alternatives to CloudTalk includes Nextiva, CallTools, HoduCC, Call Center Studio, Truly and VoxDesk.
Some top alternatives to Nextiva includes uContact, Call Center Studio and OmniOMS Customer Communication Management Suite.