Notion!

With over five years in the App Store, Notion is a best-selling music notation app for iPad and iPhone. Notion has been featured in various Apple campaigns including the 2014 YourVerse television commercials and has won several awards, most recently a prestigious music industry NAMM TEC Award for Best Smartphone/Tablet App. - Piano, keyboards, electric guitar, acoustic guitar, electric bass- MIDI step-time entry with your favorite MIDI device or MIDI Bluetooth device- Record real-time MIDI input into your score.- Audition Mode: Use the on-screen virtual instruments to hear sounds before entering them into your score.- Clean and intuitive user interface - Support for retina display- Native 64-bit support- Option to tap in notes with finger or stylus- Interactive piano keyboard, 24-fret guitar fretboard and drumpad for step, and realtime, entry- Quick and simple selection palette - Distortion and reverb effects- Full audio mixer- Full range of orchestral functions and articulations including: Staccato, Flutter tongues, Trills, Vibrato, and much more- Full range of guitar functions and articulations including: bends, vibrato, slides, hammer on, pull off, mutes, whammy bar techniques, bass slap, harmonics, and more- Drag score items such as dynamics- Switch Instruments- Transposition- Insert text- Rehearsal Marks- Lyrics- Chord Symbols and Diagrams- Rhythm Slashes- Cross staff beaming for grand staff instruments- Swing- Continuous and Page View- Quick Undo and Redo functions- Chord and melody modes- Easy delete and erase capabilities - Enter and edit title and composer information- Save as an audio file- Import .notion, MIDI, MusicXML, GuitarPro 3-5 files- Export/email .notion, PDF, MusicXML, .WAV, AAC or MIDI files- Sync with iCloud, Dropbox or iTunes File Sharing- Print to AirPrint enabled printers- Expand your bundled sound library with in-app purchases- Help Files- And much more