The app provides a reference guide to symbols on electronic nautical charts specified by the International Hydrographic Organization. It includes a searchable index and hi-res graphics with a tap-to-enlarge feature for detail.
The app presents users with 15-20 second music clips and requires them to identify the song title, musician, or correct lyric. It features over 500 questions and Game Center achievements.
Access vocal warm-ups, technique tips, and training exercises. View video selections and song libraries organized by gender, level, and style. Includes lyrics, karaoke, and demo recordings. Track progress with practice sessions and vocal exercises.