Six Apart has announced the upcoming release of it's mobile Typepad blogging software for the iPhone. The app allows bloggers to write and save posts on their phone and upload them later. It also lets bloggers keep an eye on traffic and comments. Similar apps for Wordpress, Blogger, and Movable Press are on the horizon. This gives bloggers a great reason to splurge on an iPhone! The blog service Vox also offers a mobile app for Windows Mobile and Palm OS users.