Project Spartan is a new web browser for Windows 10 that provides faster performance, stronger security and support for the latest web standards. It will be the default browser for Windows 10 and offers a free upgrade for Windows 7 and 8.1 users. Project Spartan includes new features like web notes, reading view and Cortana integration to help users be more productive online. It has over 3000 interoperability fixes and supports the modern web technologies of today and tomorrow through an evergreen platform.