Neither OpenVoice nor FreeConferenceCall.com offers a free trial.
OpenVoice is designed for Large Enterprises, Medium Business and Small Business.
FreeConferenceCall.com is designed for Large Enterprises, Medium Business and Small Business.
Pricing for OpenVoice Starts at $0.08/Month whereas for FreeConferenceCall.com Starts at $4/Month.
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 FreeConferenceCall.com includes Livestorm, Whereby, Zoom, Lifesize, ezTalks, TelebuJoin, Zoho Meeting, Zoom Video Webinar, 500Conference by 500apps and Zip Conferencing.