"The information shared by our Czech subsidiary is not accurate. We do not have anything further to share at this time," a company spokesman said in an email Wednesday.

Earlier, Frank Shaw, the head of Microsoft's corporate communications, .

Microsoft was backing away from a report on the Czech website that said a local Microsoft official had confirmed that native iOS and Android apps for Office would debut in the first quarter of 2013.

Rumors of Microsoft pulling the trigger on Office for iOS, largely fueled by the success of the iPad, have . Each time Microsoft has quashed the talk, at times with vague denials that leave room for interpretation.

Again on Twitter, Shaw later responded to a reporter's comment with the line, "Gee, I thought it was pretty blanket," referring to his previous statement that the information distributed by Microsoft's Czech arm was "inaccurate."