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.
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 text watermarks across PDF pages — DRAFT, CONFIDENTIAL, custom text with opacity. Protect 50 filings before sharing — local pdf-lib work, unlimited saves.
Inserts page number labels at user-chosen positions (bottom-center, top-right, etc.) with configurable font, size, and starting offset. Documents stay on your device — editing and conversion run locally in your browser.
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.
Downscale a batch of images to one max width (default 1920px) with an optional bottom-right watermark, then download everything as a ZIP. Same max-width and watermark apply to every image — local Canvas work, 3 free images a day.
DRAFT, CONFIDENTIAL, and other common markings — applied diagonally across every page.
Stamping covers every page; extract the pages you need first, then stamp the subset.
Yes — the stamp overlays the page image, so scans work exactly like digital pages.
No — stamping runs locally in your browser, free with no signup.
Watermark PDF
Stamp text watermarks across PDF pages — DRAFT, CONFIDENTIAL, custom text with opacity. Protect 50 filings before sharing — local pdf-lib work, unlimited saves.
PDF Timestamp
Add a generation timestamp to the bottom-right corner of every page in your PDF — proof of when each copy was produced. Works on scans and forms; runs locally in your browser.