Facebook says it had 432M mobile users in December 2011; 13 percent are mobile-only

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Facebook had 432 million mobile monthly active users as of Dec. 31, 2011, according to an updated filing with the Securities and Exchange Commission. The company also revealed that just over 13 percent of these users accessed the social network exclusively through mobile devices.

When the company filed for an initial public offering in February, it said it had more than 425 million mobile MAU in December 2011. Now that Facebook has updated stats through the end of 2011, it notes year-over-year mobile MAUs growth of 76 percent, from 245 million as of Dec.

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