According to research firm Distimo, Windows Store has 3 times as many as downloads in Apple’s Mac App Store which was opened last year. Windows Store already has about 20,000 apps just after a month of its launch. This report also revealed that Apple’s Mac App Store continues to generate five time the revenues on Windows Store as most of the apps are free for now. Microsoft tops the most downloaded publishers list followed by Angry Birds maker Rovio. Read the full report here.