In 2012, Microsoft added over 75,000 apps and games to the Windows Phone store, doubling the size of its catalog. Over 300,000 app updates were also applied. Microsoft reworked its development tools and infrastructure in preparation for Windows Phone 8. Todd Brix of Microsoft said the new foundation is now complete and customers and developers are beginning to see benefits. Microsoft also saw a 40% increase in developer revenue in the 30 days after releasing new SDK tools to support developers.