Yes, both OpenPhone and Vonage Business offer a Free Trial.
OpenPhone is designed for Large Enterprises, Medium Business and Small Business.
Vonage Business is designed for Medium Business and Small Business.
The starting price of OpenPhone begins at $10/User/Month, while pricing details for Vonage Business are unavailable.
Some top alternatives to OpenPhone includes ReclaimAI, ZoomInfo InboxAI, Dialpad Talk, RingCentral Office, Vonage Business, Grasshopper, Dialpad Sell, Voxloud, Ringover, Qualified, VoiceLine, Workvivo and Simple Phones.
Some top alternatives to Vonage Business includes CloudTalk, RingCentral Office, Jive Voice, 4PSA VoipNow, Alianza, Voxloud, MightyCall, Ringover, Voxbi, iPlum and Comcast Business VoiceEdge.