Neither OpenVoice nor Free Conference Calling offers a free trial.
OpenVoice is designed for Large Enterprises, Medium Business and Small Business.
Free Conference Calling is designed for Large Enterprises, Medium Business and Small Business.
The starting price of OpenVoice begins at $0.08/Month, while pricing details for Free Conference Calling are unavailable.
Some top alternatives to OpenVoice includes GotoMeeting, FreeConferenceCall.com, Meetin.gs, FreeConference.com, grptalk, Qualified, Workvivo, Zip Conferencing, Free Conference Calling, No Cost Conference, TurboBridge and ConferenceCaller.com.
Some top alternatives to Free Conference Calling includes Zoom, FreeConferenceCall.com, Zoho Meeting, MyOwnConference, Zynq, Qualified, Workvivo, Zip Conferencing, No Cost Conference, TurboBridge, ConferenceCaller.com and IFTTT.