At Twitter's Chirp developer conference, company co-founder Biz Stone revealed that there are currently over 105 million registered Tweeters on Twitter. The exact number is currently pinned at 105,779,710. This figure was revealed in a presentation slide at Chirp. In comparison, Facebook boasts four times that number of registered users, at 400 million users, despite being only two years older than Twitter.
Stone also revealed that the site handles 600 million search requests per day, or 19 billion search requests per month in comparison to 90 billion search requests via Google. Twitter is currently adding about 300,000 users per day.
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