MusicReader is a digital music stand app for the Apple iPad. It makes it very easy to manage and use your sheet music:
forScore is a sheet music viewer for the iPad. With forScore, you can download music, organize your library, and search for any piece instantly.
DeepDish GigBook turns your iPad into a truly accessible mobile musical library, keeping your scores, songbooks, charts, and lyric sheets at the tip of your fingers, ready at a moment’s notice.
Great for professional and amateur musicians alike, SongBook manages your song collections with lyrics and chords.
unrealBook allows you to access your entire library of music or lyrics on your iPad with ease.
With OnSong, you can manage huge collections of chord charts and lyrics sheets for your band or worship team on a simple, lightweight device.
Sheet Music on Your Android Tablet or Phone from Musicnotes.com
Imagine bringing ALL of your music to every practice, rehearsal, and performance—in one hand.
MobileSheets is one of the first android based sheet music reader applications available on the market.
PDF Music sheets organizer and iPod player... A must for all musicians who must carry binders of music sheets... Retrieve ANY song in only 1 second !!!