RingCentral Office offers Free Trial, but FluentStream does not.
RingCentral Office is designed for Large Enterprises, Medium Business and Small Business.
FluentStream is designed for Large Enterprises, Medium Business and Small Business.
Pricing for RingCentral Office Starts at $19.99/User/Month when Billed Yearly whereas for FluentStream Starts at $20/User/Month.
Some top alternatives to RingCentral Office includes RingByName, VoIPstudio, Vonage Business, 3CX, 4PSA VoipNow, Infobip, Voxloud, MightyCall, Ringover, Voxbi and AT&T Office@Hand.
Some top alternatives to FluentStream includes CloudTalk, Dialpad Talk, Jive Voice, Vonage Business, 4PSA VoipNow, MightyCall, Ringover, Continent Telecom IP PBX, Comcast Business VoiceEdge, CloudPhone and OpenPhone.