The BBC said an additional 4.6m viewers accessed BBCi during the World Cup, with 4.6m digital satellite viewers using the red button service during games. The figure is expected to rise as the tournament reaches its climax at the final on July 9.
Traffic at the BBC Sport has been highest during the working week, with the busiest day coming on Thursday June 22, when the Czech Republic played Italy, with page impressions peaking at 16.6m.
The BBC has screened all of its World Cup coverage live on broadband free of charge, a move that has proven to be popular with office workers eager to watch afternoon kick-offs, with the service attracting 1.7m requests during the first two weeks of the tournament, and an average daily audience of 144,052.
The most-watched match online so far was the opening fixture between hosts Germany and Costa Rica on June 9, which pulled an audience of 153,909 for the broadband service.
Matches involving England v Paraguay, Serbia & Montenegro v the Netherlands and USA v Czech Republic also pulled in large online audiences figure in excess of 100,000.
Roger Mosey, BBC director of sport, said: "BBC Sport said from the start this would be a World Cup in which we offered unprecedented choice -- different platforms, new technology and an increasing range of options for viewers and listeners."
The corporation confirmed that the tournament has already beaten its 4.4m figure for interactivity held by last year's Wimbledon, with the 2006 Winter Olympics (4.3m) and the 2002 World Cup (4.0m) close behind.
The World Cup final is to be held in Berlin on July 9.
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