Windows 8 Store Hits 20,000 Apps Milestone , a photo by lizachang89 on Flickr. Flickr를 통해: Windows Store, recently tweeted that the Windows 8 Store has surpassed 20,000 apps. Out of these 20,000 apps, close to 18,000 (17,958 to be exact) are free.Not all apps are available in all regions, but looking at the numbers, the new Windows 8 Store is growing at a impressive rate of close to 500 new apps a day. And at this rate, it will pass the 30,000 mark before the end of the year.Read more reviews here: tinyurl.com/aybfwcc