Stamp text watermarks across PDF pages — DRAFT, CONFIDENTIAL, custom text with opacity. Protect 50 filings before sharing — local pdf-lib work, unlimited saves.
Runs on pdf-lib
Content reviewed October 2026 · About Toolzum
Add text watermarks to every page of multiple PDF files at once. Protect your documents with DRAFT, CONFIDENTIAL, or custom text. Everything runs locally in your browser — nothing is uploaded.
Stamp headers and footers on every PDF page — page numbers, dates, confidentiality lines. Number a 100-page report in one pass — local pdf-lib work, unlimited saves.
Lock PDFs with user and owner passwords — control opening, printing, and copying. Protect 10 client files before sending — local pdf-lib encryption, unlimited saves.
Stamp text or logo watermarks across dozens of photos with 5 positions and 10–100% opacity control. Photographers protect 200 wedding proofs before sharing — always exports PNG (<name>-watermarked.png) — local Canvas work, 2 free batches a day.
Burn text watermarks into a video with 5 position presets (bottom-right default, fixed 24px white on semi-transparent black box). Brand one clip at a time — local FFmpeg work, unlimited saves.
Enter text with diagonal placement at 25–30% opacity: readable but unobtrusive across all pages. One setting covers the whole file.
Text watermarks flatten optionally — flattened marks resist casual removal; unflattened ones edit off. Flatten before adversarial sharing.
Diagonal center for documents, footer corners for branding. Size to page: 48pt suits A4, larger for posters.
No — stamping runs locally in your browser. Saves never touch a meter — downloads on local tools are unlimited.
PDF Stamp
Add a diagonal watermark stamp (DRAFT, CONFIDENTIAL, etc.) to every page of your PDF — mark review copies and control document status visibly. Runs locally in your browser.
Header and Footer
Stamp headers and footers on every PDF page — page numbers, dates, confidentiality lines. Number a 100-page report in one pass — local pdf-lib work, unlimited saves.