Marco Polo - Video Messenger
Joya Communications
스테이
Plug in Digital
MC Messenger - Stay in touch
JWS International S.à r.l.
Polo Game
Skype
Google Meet (기본)
Google LLC
Signal - 안전한 메신저
Signal Foundation
Webex Meetings
Cisco Systems, Inc.
BOTIM 영상 통화 및 문자
Algento Cloud Computing Limited
Webex