LibreOffice
A free, open-source office suite: documents, spreadsheets, presentations.
Cost
Completely free
Fully free and open source.
Open source
Yes
The code is public. Anyone can inspect it, and it cannot be taken away from you.
Your data
Stays on your computer
Nothing is uploaded. This matters for anything confidential.
Use it for this
Full office work with no subscription, and exporting to PDF reliably.
Do not use it for this
Perfect fidelity on complex Microsoft Office files. Simple documents convert cleanly; heavily formatted ones can shift.
A moment where you would reach for it
Opening a .docx, editing it, and exporting a PDF — on a machine with no Office licence.
How hard is it to pick up?
Straightforward, but expect an hour of figuring it out.
Other things that do this job
No tool is best at everything. These solve a similar problem, with different trade-offs.
About this entry
Checked on 1 Sept 2026. Prices and free limits change without warning, and often quietly. Treat everything above as a starting point and confirm on the official site before you rely on it.
Nothing here is sponsored. A tool appears because it solves a real problem, not because someone paid for it to be listed.