Lazyjot - Modern web-app editor for writing lyrics
Pianu - Learn to play the piano in your browser.
Rhyme Genie & TuneSmith - Rhyme Genie is today's most advanced rhyming dictionary (multi-syllabic rhymes, near rhymes, syllable matching synonyms, related words).
Flowkey - The easiest way to learn piano with your iPhone or iPad
Rhymly- Anybody Can Rhyme - Rhymly is a one-stop content tech platform for all budding creative writers
Joytunes - Learn music through mobile games