Miro, OpenBoard Whiteboard, SMART Notebook, Google Drawings, BigBlueButton, Whiteboard Team, Cisco Webex Meetings, Groupboard, OpenMeetings, join.me, NoteBookCast, Free Call Me, Scribblar, IDroo, Microsoft Lync, CoSketch, Big Blue Meeting, Deekit, IPEVO Whiteboard, Gynzy, Remote Utilities, LiveBoard, VoiceThread, Vor Board, Briefing, Limnu, AgreeDo, WebBoard, Wormhole Web Conference, Scriblink, Scribble Together Whiteboard, WrittenUp, Collaboard, InstantPresenter, Vyew, skrbl, Collabair Team Collaboration Suite, iLinc, UserMonitor, Sqwiggle, Im InTouch Meeting, ShowDocument, VuCast, Yugma, drawonthe.net, Live.pics.io, Board800, Nefsis, DimDim are some alternatives to Twiddla.