MinoPDF LogoMinoPDF

Fill Out PDF Forms

Type into PDF form fields, check boxes, choose options, add dates, and download the completed document without printing it first. Detects the fillable fields already in your PDF and runs entirely in your browser.

  • Runs in your browser

    Files are never uploaded — they stay on your device.

  • No page limit

    Any document size, no per-page caps or quotas.

  • No watermarks

    Clean output with no branding added.

  • No sign-up

    Just open the tool and use it — no email, no account.

All processing happens in your browser. Your files are never uploaded.
How to verify

Verify in 3 steps

No promises to take on faith — check it yourself in about 30 seconds.

  1. 1Open DevTools → Network tab
  2. 2Add a file and run the tool
  3. 3Confirm: no request carries your file

Once the page has loaded you can also unplug the network — every tool keeps working.

Full method & limits

Key Features

Detects Existing Fields

Upload a PDF form and the tool reads the interactive fields already inside it — text boxes, checkboxes, radio buttons, dropdowns, lists and date fields — then places an input exactly over each one.

Type, Check and Choose

Type into text fields, tick checkboxes, pick one radio option, and select a value from a dropdown. Field positions and sizes come from the PDF itself, so what you see matches where the value lands.

Dates and Required Fields

Fields that look like dates get a date picker. Required fields are highlighted while they are still empty, and a counter shows how many fields you have filled.

Keep Editable or Flatten

Download a copy that keeps the form fields editable for later revisions, or flatten it so the entered values become part of the page for a final submission.

Private and Local

Filling happens entirely in your browser. Your PDF never leaves the device and is not sent to any server, and the original file is never modified.

Honest About Limits

Signature fields, read-only fields and XFA dynamic forms are marked as not fillable instead of silently failing. The tool never claims to sign a document or to create new fields.

How to Use

1

Upload the PDF form

Drag and drop or choose one PDF. The tool reads the interactive fields it already contains.

2

Check what was detected

A summary shows how many fillable fields were found, by type, and flags any that cannot be filled.

3

Fill in the values

Type text, tick checkboxes, choose radio options and dropdown values, and pick dates. Use page navigation to move through a multi-page form.

4

Choose an export mode

Keep the fields editable if you may revise the answers later, or flatten the PDF for a final submission copy.

5

Download the completed PDF

Download the filled form. Always review names, dates, numbers and required fields before submitting it.

Fill Out a PDF Form Example

A one-page application form with 6 text fields, 3 checkboxes and 1 dropdown is filled in and downloaded as a completed PDF.

PDF form
application-form.pdf (blank, 10 fields)

A PDF exported from a word processor containing AcroForm text fields, checkboxes and a dropdown.

Completed PDF
application-form-filled.pdf

The values are written into the real form fields. The exported copy keeps the fields editable, so the form can be revised and filled again later.

How to Fill Out a PDF Form

How to Fill Out a PDF Form

Upload a PDF form, type into its fields, check boxes, add dates, and download the completed document without printing it first. Everything runs locally in your browser, so the file never leaves your device.

How to Fill a PDF Online

  1. Upload the PDF form.
  2. Let the tool detect existing fillable fields.
  3. Enter text, select options, check boxes, and add dates.
  4. Choose whether to keep fields editable or flatten the final copy.
  5. Download the completed PDF.

Fillable PDF Versus Flat PDF

A fillable PDF contains interactive fields that can receive typed input. A flat PDF is only a page image or a fixed document. For a flat PDF, use a text tool to place new text on top of the page, or create new form fields before filling them.

Keep Fields Editable or Flatten the PDF

Keep fields editable if you may need to revise the form later. Flatten the PDF for a final submission copy when you want the entered values to become part of the page and prevent further field editing. Note that flattening locks the answers in — you cannot go back and edit a flattened field.

What This Tool Does Not Do

It fills the fields your PDF already contains. It does not create new fields, does not modify the existing body text of the document, and does not sign the form. Signature fields, read-only fields and XFA dynamic forms are reported as not fillable rather than silently skipped.

Check the Completed Form

Review names, dates, numbers, checkboxes, page order and required fields before downloading or submitting the final PDF. If a value contains characters outside the form's original font, the tool embeds a font so the text still renders correctly, which makes the file larger.

Related Tools

Type on a PDF
Add text to any PDF, even if it does not contain fillable form fields. Click anywhere on the page to place a text box, set the size and colour, and download the PDF. Runs locally in your browser.
Compress PDF
Shrink a PDF right in your browser. Pick a level, see the original size, the compressed size, and exactly how much was saved — text stays selectable whenever possible. Private, runs locally, no upload.
Flatten PDF
Bake filled form fields and annotations into the page so they can no longer be edited, in your browser. Flattening re-renders each page as an image at the original size — a visual copy for final submission, not a way to lock or redact a PDF.
Clean PDF Metadata
Remove metadata from a PDF in your browser — choose specific fields, strip XMP, clear the Document ID. Private, no upload.
PDF Metadata Viewer
View PDF metadata in your browser — title, author, producer, dates, and more. Private, no upload.

Frequently Asked Questions

Can I fill out a PDF form online?

Yes. Upload the PDF, let the tool detect its fillable fields, type into them, check boxes, choose options and dates, then download the completed document.

What if my PDF does not have fillable fields?

The tool will say so instead of pretending otherwise. Use the type-on-PDF tool to place text on top of the page, or use a fillable-PDF creator to add interactive fields before filling the form.

Should I keep the form editable or flatten it?

Keep it editable if you may revise the answers later. Flatten it for a final submission copy when you want the entered values to become part of the page and prevent further field editing.

Can I fill checkboxes, radio buttons and dropdowns?

Yes. Supported interactive fields include text fields, checkboxes, radio buttons, dropdowns, list boxes and date fields. The available controls depend on the fields your source PDF actually contains.

Can I add a signature to a PDF form?

No. This tool does not sign documents. Signature fields inside the PDF are detected but marked as not fillable, because a real electronic signature requires a certificate and cannot be produced locally in the browser.

Will the original PDF be changed?

No. The tool creates a new completed PDF. Keep the original blank form if you need to fill it again.

Can I fill government or legal PDF forms?

You can fill the supported form fields, but always verify the form instructions, required signature method, field formatting and submission rules before sending a legal or government document. This tool does not sign or certify anything.

Are my PDF files uploaded?

No. The form workflow runs locally in your browser, so no server upload is required. Field values are never recorded in analytics — only anonymous counts and timing ranges.