Yes, both CloudTalk and OpenPhone offer a Free Trial.
CloudTalk is designed for Large Enterprises, Medium Business and Small Business.
OpenPhone is designed for Large Enterprises, Medium Business and Small Business.
Pricing for CloudTalk Starts at $25/User/Month when Billed Yearly whereas for OpenPhone Starts at $10/User/Month.
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 OpenPhone includes Dialpad Talk, RingCentral Office, Vonage Business, Grasshopper, Dialpad Sell, Voxloud, Ringover, Qualified, VoiceLine, Workvivo and Simple Phones.