Yes, both CloudTalk and VoIPstudio offer a Free Trial.
CloudTalk is designed for Large Enterprises, Medium Business and Small Business.
VoIPstudio is designed for Large Enterprises, Medium Business and Small Business.
Pricing for CloudTalk Starts at $25/User/Month when Billed Yearly whereas for VoIPstudio Starts at $4.99/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 VoIPstudio includes Voiptime, CloudTalk, Dialpad Talk, Vonage Business, Vodia PBX, PBX Plus by 500apps, Voxloud, MightyCall, Continent Telecom IP PBX, iPlum and OpenPhone.