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Power Tab Editor vs Guitar Pro: catalog facts
Power Tab Editor	Guitar Pro
Free Free and open source under GPL-3.0-or-later.	Paid Commercial software; mobile apps and the mySongBook tab catalog are offered separately.
Windows, macOS, Linux	Windows, macOS, Android, iOS
Imports and edits several common guitar tablature formats Plays back tabs with mixer controls	Tablature and standard notation for fretted instruments, drums and piano Built-in audio engine for playback
Development releases require a GitHub login to download	Paid software Tab catalog and lessons are separate products
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0-or-later	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.