• Piano: Dynamic Notes. A 4 Octave Piano that displays the notes on a staff.
  
• Landscape Piano: Grand Piano. A full screen piano with bigger keys is available when the iPhone or iPod Touch is rotated to landscape mode.
  
• Chords: Chords Galore. Need to look up the Dominant 7th chord on the key of C? With the chords browser, you can look up almost any chord type, play them in any key and even invert them.
  
• Scales: Scales Browser. From Major to Minor to Myxolidian. The scales browser allows you to look up almost any scale and play it in any key and play it, and view it's notes, intervals and half-steps.
  
• Quiz: Quiz Basics. Better than flash cards, the note quiz tests your knowledge of notes in the staff. Difficulty level can be set to Easy with 34 notes or Advanced with 82 notes that includes Sharp and Flats.
  

• Reference: Music Brainiac. An extensive Reference Library with over 100 items that includes:
  • Accents & Accidentals
  • Lines, Breaks & Clefs
  • Key Signatures
  • Chords
  • Circle of Fifths
  • Dynamics
  • Note Relationships
  • Notes
  • Notes & Duration
  • Repetition & Codas
  • Rest & Durations
  • Time Signatures
• Cover Flow browsing : Browse With A Flick. Now you can browse the reference library visually in Cover Flow mode when your iPhone or iPod Touch is in landscape mode.
  
• Solfège: Parlez Vous Solfège. In fixed Do Solfège mode, notes are shown in their solfège syllables Do, Re, Mi, Fa, Sol, La, Si Do.
  

Nota is a set of indispensable tools for musicians at any level. It has a piano chord and scale browser, a piano and staff note locator, a note quiz and a reference library with over 100 symbols.

Beginners: Nota covers the basics of music notation with a piano that displays the notes on a staff and an interactive notes quiz to test your knowledge of notes.

Advanced: A comprehensive scales browser has almost all common and exotic scales. It shows the scale, plays it and displays the notes, intervals and half-steps. The chords browser can also invert the chords and you can now set the notation to strict or simplified or set the root to sharp or flat. You can also consult the Circle of Fifths in the Reference section which has a comprehensive reference of music notation.

* Nota is not a music tutor nor it should replace an actual teacher. Instead it's a fantastic tool for anyone doing music, beginner or experienced.