Xojo has announced Xojo 2013 Release 4, an update of the development tool for web and desktop apps.

Xojo is a multi-platform object-oriented application development tool that enables people to create applications for the desktop, web, web-mobile, and, soon, native mobile. Release 4 contains over 150 improvements, 14 changes and seven new features, including new framework Crypto functions, new examples and improved debugger functionality to allow for easier debugging of threaded code.

Xojo is compatible with Mac OS X, Windows and Linux systems. Its available in a variety of pricing options, which you can find at https://www.xojo.com/store/index.php .