If you check out the statistics there would be more people surfing internet from mobile phones than from computers in India specially! Facebook too is no exception. It has close to 543 million mobile users which is close to 60% of their user-base. Twitter says 60% of users tweet from mobile phones and tablets.
SocialBakers has published an infographic which displays statistics from Facebook’s mobile user growth and various other things like which operating system they use.
Does you business have a mobile app?