Yes, both CloudTalk and Servetel offer a Free Trial.
CloudTalk is designed for Large Enterprises, Medium Business and Small Business.
Servetel is designed for Large Enterprises, Medium Business and Small Business.
The starting price of CloudTalk begins at $25/User/Month when Billed Yearly, while pricing details for Servetel are unavailable.
Some top alternatives to CloudTalk includes Nextiva, CallTools, HoduCC, Call Center Studio, Truly, Aircall, JustCall, Dialpad Contact Center, RingCentral Contact Center, VoxDesk and Squaretalk.
Some top alternatives to Servetel includes Nextiva, Knowlarity, Call Center Studio, TelebuHub, VCC Live, Callision, Vonage Contact Center, My Hotline, Mobcall, CallMatrix and MyOperator.