Voice and video calls

You can make voice and video calls from 1:1 to up to 200 people at the same time.

You can join a call via the mobile or PC apps. You must allow access to the microphone and camera before starting.

Calls between v2.9 or prior versions and v3.0 or later versions are not supported. For a calling experience without an issue, please update your app to versions later than v3.0.

However, to make voice and video calls with another company’s LINE WORKS user, you need to get authority from the administrator.

1:1 voice/video call

Make a voice call from the profile in Contacts

You can make a 1:1 call by searching the member in Contacts.

Make voice/video call in a message room

You can make voice and video calls right from the message room.

Join a voice/video call

Group voice/video call

In the message room, several people can make a voice or video call at the same time.

Make a group voice/video call

Please refer to the supported requirement for voice and video calls.

Join a group voice/video call


Invite members to a group call

You can send invitations to members who have not joined the group call.

You can only send an invitation to the members of the same message room.

Group voice/video call screen

Check the microphone and camera before starting a video call

Before joining a group video call, you can turn on/off your microphone or camera.

Blur the background before a video call

You can blur your background for a video call before joining. Once you set the blur effect to use, the effect will stay on for future video calls.


Check who is currently speaking

You can check who is speaking in a one-on-one or group call.

Mute a participant’s microphone

You can mute the microphones of other participants during a group voice/video call.

The mute function is only available for v2.9 or later versions.

End a call for everyone

You can end a group call at once.

Call settings

You can change speaker, microphone and camera settings in Settings of the PC app.

Start a meeting (call) with a link

When you create a meeting link while creating an event, you can join the video meeting immediately by pressing the ‘Join video meeting’ button on the event details.

Share the created meeting link via message room, Home, or Note to enable any company members to join the video meeting by simply pressing the link.

  • Only users who belong to the same company as the user who created the meeting link can join the meeting. Members of other companies cannot participate in the meeting via the link.
  • For meetings with participants from other companies or who are selected, use the group call function available in message rooms. Only the members who are invited to the message room can join the group call.

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