7. Make free conference calls with iotum Inc.’s Calliflower. There’s no need to use a cumbersome, expensive professional conferencing bridge for that sudden, urgent analyst briefing. Just go to the Web site of iotum’s Calliflower conferencing service, sign in and start setting up a call. A Web-based “dashboard” interface lets organizers create calls, invite participants and manage and record the conference. It also provides attendees with visual information about the call and its participants . Most important, the service is free except for the cost of long-distance calls to the Calliflower number. Participants can save even more money by calling in via Truphone or Skype.

via 15 Ways to Use VoIP to Save Money During the Downturn.