One app, four roles: the KBN app installs on any phone
Fans, fighters, referees and admins share one installable app that opens on the right home screen after login and keeps working when the signal drops.
KBNNews
Tuesday 29 September 2026Verified results, rankings and stories from the KBN World Federation
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KBN in your pocket: one app for fans, fighters, referees and admins
The installable KBN app carries a fighter's licence QR, a referee's offline scoring pad and the live centre.