Yes, both iTeleCenter and Dialpad Talk offer a Free Trial.
iTeleCenter is designed for Large Enterprises, Medium Business and Small Business.
Dialpad Talk is designed for Large Enterprises, Medium Business and Small Business.
Pricing for iTeleCenter Starts at $19.95 whereas for Dialpad Talk Starts at $15/User/Month.
Some top alternatives to iTeleCenter includes Dialpad Talk, VoIPstudio, Vonage Business, Textable, Voxloud, MightyCall, Ringover, YOOTOK, CloudPhone, OpenPhone and MyOperator.
Some top alternatives to Dialpad Talk includes CloudTalk, VoIPstudio, Vonage Business, Vodia PBX, 4PSA VoipNow, MightyCall, Ringover, Continent Telecom IP PBX, GoTo Connect, Comcast Business VoiceEdge and CloudPhone.