Tada File

Fill PDF Form

Fill in the fields of a PDF form and save it, optionally locked. It runs on your device.

Fill PDF Form finds the fillable fields in a PDF form, such as text boxes, checkboxes and drop-down lists, and shows each one with its name so you can complete them quickly. Download the filled PDF, or flatten it so the answers become part of the page and can no longer be changed. It is handy for application forms, tax forms and registration documents. The form is filled in your browser, so your personal details are never uploaded.

How to use Fill PDF Form

  1. 1

    Add your PDF form

    Drop or choose a PDF that has fillable fields.

  2. 2

    Fill in the fields

    Type in text fields, tick checkboxes and choose from lists.

  3. 3

    Lock it if needed

    Tick Flatten to make the answers part of the page.

  4. 4

    Download

    Save the completed form.

What it does

Every common field
Text boxes, multi-line text, checkboxes, radio buttons and drop-down lists.
Flatten option
Lock the answers so the form can't be edited afterwards.
Accessible fields
Each field is a normal labelled input that works with keyboards and screen readers.
Private
Your answers stay on your device; nothing is uploaded.

Questions

Why does it say my PDF has no fillable fields?

Some forms are just printed pages without real form fields, and some use an older format (XFA) that this tool can't read. For forms without fields, add a signature with Sign PDF or print and fill by hand.

What does Flatten do?

It turns the answers into ordinary page content. The form looks the same, but nobody can change the answers or the fields.

Are signature fields supported?

Signature and button fields are skipped. Use Sign PDF to place your signature on the page.

Can I use a password-protected PDF?

Not yet. If a PDF needs a password to open, the tool tells you. Open it in a PDF reader with the password, save a copy without it, and use that copy.

Is my PDF uploaded?

No. The PDF is opened and changed by your browser on your device, so contracts, statements and other private documents never leave it.