RingCentral Office offers Free Trial, but AT&T Office@Hand does not.
RingCentral Office is designed for Large Enterprises, Medium Business and Small Business.
AT&T Office@Hand is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Pricing for RingCentral Office Starts at $19.99/User/Month when Billed Yearly whereas for AT&T Office@Hand Starts at $10/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 AT&T Office@Hand includes RingCentral Meetings, CloudTalk, RingCentral Office, RingCentral Fax, 3CX, Ringover, RingCentral Engage Digital, Qualified, Workvivo, Infinite Connect, Avaya Aura Conferencing and IFTTT.