Information Technology Facebook caught in an election-security Catch-22 Updated : October 31, 2018 10:14 AM IST Facebook had 2.27 billion monthly users at the end of the quarter, below the 2.29 billion analysts were expecting. The company's user base was still up 10 percent from 2.07 billion monthly users a year ago. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.