This week's catch-up service was so popular that it knocked Ricky Gervais off the number one spot on the iTunes chart -- although 'Big Brother' is free and the Gervais podcasts cost 95p each.
The podcast, hosted on , features interviews with the host Davina McCall, recaps on the previous week's action and the chance to win tickets to the eviction show. There have been six editions so far.
Angela Jain, commissioning editor for factual entertainment at Channel 4, said: "Beating Ricky Gervais is truly a feat and its proof positive that 'Big Brother' still has the ability to engage viewers in new and interesting ways."
Channel 4 Radio launched earlier this year, with the broadcaster promising it would bring its innovative approach to television to the medium. It is applying for the second digital multiplex licence.
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