Most TrueFire courses come with interactive tab files, GP5, GPX, or GP (courses produced prior to 2013 may have .ptb files). PTB files can be imported into Guitar Pro.
NOTE: Installing a separate tab software is optional but recommended. You will receive PDF charts of the same tabs.
Guitar Pro
The complete guitar software for writing and playing tablature or standard score.
Guitar Pro is a musical software program offering all of the functionalities that all guitarists need.
Edit, visualize, and share your scores
Learn to play or improve your technique
Accompany yourself by creating the instrumental tracks of your choice
Enjoy a series of essential tools: scale-validating tool, tuner, metronome, guitar fretboard...
Guitar Pro Help Guides
For more information on how to use Guitar Pro please see the support section on the Guitar Pro website here.