PhatWare announced the release of <A HREF="http://phatware.com/developer/PhatUpdate.html">a Software Developer's Kit</A> (SDK) for its PhatUpdate application. PhatUpdate, which is built into the most recent versions of PhatWare's PhatPad, PhatNotes, and CalliGrapher applications for Windows Mobile devices, allows users to check for and download latest software updates. The SDK enables developers of mobile software applications to add this feature to their own software products and includes a royalty-free license to redistribute PhatUpdate application with developer's products. Beyond offering product updates, the application can also be configured to offer trial versions of other 1st and 3rd party software and provides links to download and purchase the software directly from the device.