(CBS News) Apple's iMessage may be experiencing outages, according to users tweeting about service outages on Twitter.
The messaging service is available on iPhones, iPads and iPod touches and was recently added to Mac OS X Mountain Lion. Apple's system status shows no signs of an outage, however a steady stream of users on Twitter have reported disruptions in service.
"Retweet if your iMessage is not working," @dreamchaserzeek tweeted Monday. The status update was re-tweeted over 700 times, and counting.
Apple users can send SMS messages to each other via iMessage and bypass service charges from wireless providers.The service has been integrated across Apple's mobile and desktop operating systems.
Apple did not immediately return CBS News' request for comment.