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Support & questions
Something broken? Confused by a feature? Write to help [at] libertypdf [dot] com — if you can, attach the file (or a screenshot) and mention your browser.
Security issues
Found a vulnerability? Report it to help [at] libertypdf [dot] com and give us a reasonable chance to fix it before disclosing it publicly.
Quick answers.
Five questions nearly everyone asks.
Click any word to select it, then double-click to type right on the page.
Click to select, drag to move, pull the handles to resize. Delete removes it; Ctrl+Z undoes anything.
Open-source software — Mozilla PDF.js renders pages in your browser, while FPDI, TCPDF, and qpdf build your exports. Full details in the whitepaper.
A temporary working copy only — auto-deleted about an hour after your last activity, or immediately via Save ▾.
Yes — no subscriptions, no accounts, no logins. Donations keep the server running.