Yes, both Vonage Business and Dialpad Talk offer a Free Trial.
Vonage Business is designed for Medium Business and Small Business.
Dialpad Talk is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Dialpad Talk begins at $15/User/Month, while pricing details for Vonage Business are unavailable.
Some top alternatives to Vonage Business includes CloudTalk, RingCentral Office, Jive Voice, 4PSA VoipNow, Alianza, Voxloud, MightyCall, Ringover, Voxbi, iPlum and Comcast Business VoiceEdge.
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.