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ຟຣີ Watermark PDF

Stamp a text watermark across every page of a PDF — diagonal, horizontal, or tiled, with adjustable opacity and colour. Runs entirely in your browser.

ບໍ່ມີຂອບເຂດຈໍາກັດຂະຫນາດໄຟລ໌ໄຟລ໌ເປັນສ່ວນຕົວບໍ່ຈໍາເປັນຕ້ອງເຂົ້າສູ່ລະບົບຟຣີຕະຫຼອດໄປ

ວາງໄຟລ໌ໄວ້ບ່ອນນີ້, ຫຼືຄລິກເພື່ອເລືອກເບິ່ງ

PDF ບໍ່ມີຂອບເຂດຈໍາກັດຂະຫນາດໄຟລ໌

ຊອກຫາໄຟລ໌

ໄຟລ໌ຂອງທ່ານບໍ່ເຄີຍອອກຈາກອຸປະກອນຂອງທ່ານ. ການປະມວນຜົນທັງໝົດເກີດຂຶ້ນຢູ່ໃນຕົວທ່ອງເວັບຂອງທ່ານ.

Stamp a text watermark (CONFIDENTIAL, DRAFT, your name…) across every page of a PDF. Runs entirely in your browser; the PDF is never uploaded.

Optimize for your platform

ມັນເຮັດວຽກແນວໃດ

Stamping a watermark (CONFIDENTIAL, DRAFT, a name) across a PDF usually means Acrobat or an upload. This draws it on with pdf-lib, in your browser.

  1. 1
    You drop in a PDF
    The page count is read locally with pdf-lib — nothing is uploaded.
  2. 2
    You set the watermark
    Type the text and choose a layout (diagonal, horizontal, or tiled across the page), colour, opacity, and size.
  3. 3
    It's drawn on every page
    pdf-lib draws the semi-transparent, rotated text on each page over the existing content.
  4. 4
    You download the result
    The watermarked PDF is offered for download with the original content intact beneath the watermark.

Mark a document as confidential or draft without sending it to a server — everything is stamped on your device.

ເປັນຫຍັງຕ້ອງໃຊ້ຂອງພວກເຮົາ?

Completely free — no hidden costs, ever
No account, email, or login required
Files stay on your device — processing happens in your browser
Works on any device — phone, tablet, desktop
No watermarks on any output
Browser memory limits may apply for very large files

ເຄື່ອງມືທີ່ກ່ຽວຂ້ອງ

ເຄື່ອງມືນີ້ມີປະໂຫຍດບໍ?

ຄໍາຖາມທີ່ຖາມເລື້ອຍໆ