MoodleTouch is already on it’s 3rd iteration (how’s that for progress?). The app is still 2.99 and available in the app store.
For more information: http://moodletouch.com
Check out the available themes @ http://www.pragmasql.com/home/moodletouch/themesamples.aspx.
Work with the MoodleTouch team to identify bugs and new feature requests at their forum thread on Moodle.org: http://moodle.org/mod/forum/discuss.php?d=147320