Neither Gotalk nor Skype for Business offers a free trial.
Gotalk is designed for Large Enterprises, Medium Business and Small Business.
Skype for Business is designed for Individuals, Large Enterprises, Medium Business and Small Business.
The starting price of Gotalk begins at $8.99/User/Month, while pricing details for Skype for Business are unavailable.
Some top alternatives to Gotalk includes Livestorm, Talkini, Confrere, Zoom, ezTalks, TelebuJoin, FreeConferenceCall.com, p2p.chat, Video Window and urLive.
Some top alternatives to Skype for Business includes Livestorm, Whereby, Zoom, Cisco Webex Meetings, GotoMeeting, Lifesize, ezTalks, Pexip, FreeConferenceCall.com and eyeson.