Distimo has released its latest monthly report on the U.S. App Store, revealing that there are now 4,870 iPad applications in the App Store. Of these, 3,437 are iPad-only apps while the remaining 1,433 are Universal applications that run on both the iPad and iPhone. The report goes on to note that the number of iPad applications on the App Store has grown by 32.7% over the past two weeks and that the largest category for iPad applications is Games,…