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diese App is a web and app based learning tool designed to help people learn bluegrass songs and licks for guitar, mandolin, banjo and bass. diese App has revolutionary tools such as the skill slider.  Included within diese App are all of the normal practice tools - tempo slider, backing tracks, chords, and looping/measure selection as well as special tools like speed up, hide notes, and memory-train (these special tools are available on the web version).  Every song has switchable licks that allow you to learn authentic bluegrass vocabulary, and get a new perspective on how to use them in a tune.  There’s so much more to a solo and a lot of it has to do with hearing the bluegrass vocabulary and then learning how it fits into a song that you know.  Learning a wide variety of licks tremendously with building your vocabulary to use in improvisation.  A clear method of teaching all styles of bluegrass banjo; enough to keep you busy for years".  Once you get a basic arrangement of a tune under your fingers you can use the skill slider to add in a few of the notes to a basic arrangement.  With the vary slider, you can customize which fill-in notes are used around the basic arrangement you’ve learned.  Everyone learning bluegrass banjo should get this app". *At the end of your trial you will not automatically be charged for the subscription.  "diese App is a superior way to learn songs and licks in the privacy of your own home.  Then, to top all of that off, you can shuffle in a variety of licks, to incorporate different styles and techniques into your playing.  "diese App is the best digital learning tool for banjo I've ever encountered.  We don’t want you to just learn an arrangement of a tune and then only be able to play that arrangement.  For banjo, we cover the three big styles of 3-finger picking(Scruggs, melodic and single-string).  For mandolin and guitar there are stylized arrangements for Bluegrass, Crosspicking, Jazz, Classical and more.  We have a variety of styles to learn in each instrument.