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Challenge anyone.
Loser Suffers .

Built for friends • Fast to set up • Track your stats

What is Burnner?

Burnner turns friendly rivalries into real challenges. Pick a preset or create your own, choose a forfeit, invite a friend, then prove it.

Create Challenge

Set a challenge in seconds

Set forfeits

Pick a forfeit and lock it in

Build your record

Track wins, losses, and stats

Join our waitlist

Product drops, beta invites and event announcements 

Join

How it works

01

Create

Challenge a friend

02

Compete

Deadline + rules

03

Confirm & Submit

Agree results, complete forfeits and submit proof

The Feed

Post proof, react, and keep rivalries alive.

Running activity overview on a mobile app, 10.36 km in London.
BURNMER app: Nathan's 25.9km run in London, 2h 17m, on map.

Go bigger with groups (coming soon...)

Community Challenges  
Group challenges
Leagues 

Live events are coming

Meetups, tournaments, and in-person challenges designed to push your limits.

Get updates

Stay first in line for live events.

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