New May 10 '09: Update your twitter status manually from within the GPSToday app. Just send a message to username 'twitter' via the Inbox in GPSToday.
Upload your GeoLogger log files from within the app and view on desktop and export to GPX format on your online
GeoGroups page.
If you already have version 0.9.9.7, you do not need to update your installation of GPSToday to access the above 2 new features.