Instant replays will be available on supporters' mobile phones in a first for UK sport when Saracens host Leicester Tigers in Aviva Premiership action at Allianz Park on Saturday.
North London innovators Saracens will allow fans to log onto free stadium wifi, download the official club App - and review all the best action and pivotal moments.
Allianz Park stadium manager Gordon Banks said Saracens will keep seeking ways to push rugby forward for the supporters.
"We are always looking for ways to improve further the match day experience at Allianz Park and we are excited to be innovating again," he told the Saracens website.
"We are offering supporters new second screen technology, ensuring they see all the action, from every angle, again and again."
The Saracens App is available on IOS and Android mobile devices.