Koy PDF

Fill a PDF form

Every field of the form is shown so you can complete it right here. Leave it editable or flatten it so it stays fixed.

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Nothing is uploadedYour PDF never leaves your device. There is no server to receive it.
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Nobody sees your passwordIt is used only in your browser to open the file. We never know it.
Drop your PDF hereor tap to choose a fileYou can also drop it anywhere on the page. Several PDFs at once are processed as a batch.

How to do it

  1. Load the PDF formAnd choose Fill form.
  2. Complete the fieldsText, checkboxes, options and lists, page by page.
  3. Save and downloadEditable, or flattened if you do not want it changed afterwards.

Why do it in your browser

Forms ask for personal data by definition. Filling them in your browser keeps them from passing through another server before reaching whoever asks for them.

Frequently asked questions

Which fields are supported?

Text (single or multi-line), checkboxes, radio buttons, drop-down and selection lists. Action buttons and digital signatures are not.

What is flattening?

Turning the fields into fixed page content: they look the same but can no longer be edited.

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