Group chats

Signal provides 

• private groups for all platforms.
• insecure MMS groups on Android. Note: Signal is removing SMS/MMS support from Android. Read more here.

What is a Signal Group?

A Signal group is built on top of the private group system technology. The Signal service has no record of your group memberships, group titles, group avatars, or group attributes.

Group features include:

• Invite via a group link or QR-code
• Mentions
• Group descriptions
• Admin controls to remove a member from the group
• Admin controls of who can edit group info and the disappearing message timer
• Admin controls of who can send messages and start calls
• Optional admin approval for members joining by a group link
• Size limit of 1000

See also:

• Manage a group
• Leave a group
• Group troubleshooting

To start a Signal group chat

1. In Signal, tap or then  New Group.
2. Select contacts or enter numbers.
3. Tap Next or .
4. Enter a Group name.
   • On Android, If you do not see this option, it is an insecure MMS group.
5. Choose the disappearing message time.
   • On Android, If you do not see this option, it is an insecure MMS group.
6. Tap Create.
   • The group will immediately appear in your chat list and the chat list for group members.
7. A member may need to accept the message request or invitation before they can message in the group.

Android users sending insecure MMS: 

• Communication is insecure.
• Message are sent through your cellular provider.
• Costs and fees are determined by your mobile plan.
• An insecure MMS group has a size limit of 10.
• Insecure MMS groups will indicate SMS contact under a non-Signal contact.
• Insecure MMS does not support names.
• Shows Unsecured MMS in the chat.
  
• The send icon will be gray with an open lock after you type a message.
• Each message bubble will show an unlock icon .