1) DeepDishDesigns GigBook released version 1.6. GigBook is a music PDF reader that has the best annotation experience of any app I’ve used. This latest version adds the ability to e-mail PDFs from the app.
2) Notion for iPad released an update that now includes vocal lyric capabilities.
3) I read a tweet that indicated that Symphony Pro is on sale this weekend for $9.99. Symphony Pro was updated to 2.3.1 on 2/13, and another incremental update is coming soon.
4) Hokusai Audio Editor (free) had an update tonight.
5) Dr. Seuss Band is free for a limited time.