Guitar Partner is described as '(former TabDroid) is a tablature player for Android friendly mobile systems (Google phones). Two versions of Guitar Partner are available: Guitar Partner Lite and Guitar Partner Pro which has extra features' and is an app in the Audio & Music category. There are more than 10 alternatives to Guitar Partner for a variety of platforms, including Windows, Mac, Linux, iPhone and iPad. The best alternative is MuseScore, which is both free and Open Source. Other great apps like Guitar Partner are TuxGuitar (Free, Open Source), Guitar Pro (Paid), Impro-Visor (Free, Open Source) and Power Tab Editor (Free).
With TuxGuitar, you will be able to compose music using the following features Tablature editor Score Viewer Multitrack display Autoscroll while playing Note duration management Various effects (bend, slide, vibrato, hammer-on/pull-off) ...
Guitar Pro is first and foremost a program designed to edit tablatures for guitar, bass, and other fretted instruments from 4 to 8 strings. Its great ease of use and the success of its specific file format have made it a program used by guitarists worldwide.
Impro-Visor (short for “Improvisation Advisor”) is a music notation program designed to help jazz musicians compose and hear solos similar to ones that might be improvised. The objective is to improve understanding of solo construction and tune chord changes.
Power Tab Editor is a free tablature authoring tool created by Brad Larsen for Windows. It is used to create guitar, bass and ukulele tablature scores, among many others. The current version uses the *.ptb file format.
The Tonelib JAM is a software for creating, editing, printing and listening to tablature and sheet music for guitar and other fretted instruments. You can use Tonelib JAM for regular guitar practicing, for learning songs or for advancing your performance skills to the next level.
alphaTab is a cross platform music notation and guitar tablature rendering library. You can use alphaTab within your own website or application to load music sheets from files like Guitar Pro or use the built in markup named alphaTex.
Band-in-a-Box is an intelligent automatic accompaniment program. You can hear and play along to many song ideas and go from "nothing" to "something" in a very short period of time with Band-in-a-Box as your "on demand" backup band.
Noteflight is an amazing online notation editor. On the free version you get 10+ instruments to choose from, lots of musical symbols and more. On the payed version (Cresendo) you get lots more instruments, guitar tab and sharing options. Best way to wite music on the web.