Yes, both TeleCMI and Vonage Business offer a Free Trial.
TeleCMI is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Vonage Business is designed for Medium Business and Small Business.
The starting price of TeleCMI begins at $15/Month when Billed Yearly, while pricing details for Vonage Business are unavailable.
Some top alternatives to TeleCMI includes CloudTalk, Dialpad Talk, VoIPstudio, JustCall, Voxloud, MightyCall, Ringover, Continent Telecom IP PBX, CloudPhone, OpenPhone and MyOperator.
Some top alternatives to Vonage Business includes CloudTalk, RingCentral Office, Jive Voice, 4PSA VoipNow, Alianza, Voxloud, MightyCall, Ringover, Voxbi, iPlum and Comcast Business VoiceEdge.