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PDF Mix Tool vs Qpdf Tools: catalog facts
PDF Mix Tool	Qpdf Tools
Free Free and open source under the GPLv3.	Free Free and released into the public domain under the Unlicense.
Linux	Linux
Merge, split, rotate, N-up and booklet creation in one app Few dependencies (Qt and qpdf)	Compress, split, merge and rotate PDFs Works locally without uploading files
Page-level operations only, no content editing Linux focused	Covers basic tasks only, no editing or annotation Small project with few contributors
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: Unlicense
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

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