SnapTalk Mac - Version 5.1 SnapTalk is the cross-platform private chat and file transfer utility for your office. Instantly send messages and files on your local network. SnapTalk uses peer-to-peer technology and unlike public chat systems, does not rely on Internet servers. SnapTalk increases security and productivity by keeping all messaging in-house. You can be sure that everything in SnapTalk is company business. Seamlessly connects Mac and Windows computers!