FAQ and limits

Who can create a session?

• Anyone. Guests can start a free session without signing up. Signed-in users can start organization-restricted sessions from the app.

How many people can join a session?

• Up to 16 participants per session.

Can I run multiple rounds in one session?

• Yes. Click Start new round after revealing the previous round.

Who can reveal the cards?

• Any participant can click Reveal cards. It's not limited to the host.

What do the dots under avatars mean?

• Gray dot — the participant hasn't voted yet.
• Green dot — the participant has voted.

How do I invite teammates?

• Click Invite players, then Copy invitation link and share the URL.

Can I join a guest session if I'm signed in to Mumu?

• Yes. Open the invitation link in an incognito/private browser window to join as a guest.

How do avatars work?

• Guests get auto-generated avatars.
• Signed-in users' profile avatars are used in sessions and can be changed from their profile.

Which scales are available?

• Built-in: Fibonacci, Modified Fibonacci, and T-Shirt Sizes.
• Guests can also provide a one-off Custom scale when starting a session.
• Signed-in users can manage reusable scales for their organization under Planning poker > Scales.

Are custom scales saved for future use?

• Guest custom scales are not saved.
• Signed-in users can create and save scales for their organization.

Do sessions expire?

• Yes. Sessions expire automatically after 24 hours. Invitation links stop working when the session expires.

Can I change my card before the reveal?

• Yes. You can change your pick as many times as you want until the cards are revealed. After the reveal, votes are locked.

Can the host change the scale mid-session?

• No. To use a different scale, start a new session.

Are observers supported?

• No. All attendees are participants and count toward the 16-person limit.

Can I export results or history?

• Not currently. Export/history is planned for a future release for signed-in users.