Fill PDF Form

Fill in interactive PDF forms (text fields, checkboxes, drop-downs) and optionally flatten the answers so they cannot be changed.

How to use Fill PDF Form

1. Upload a fillable PDF form.
2. Type your answers into the fields shown.
3. Click "Fill & download PDF" — turn on Flatten to lock the answers.

Frequently asked questions

My PDF shows no fields — why?

It is a flat PDF without form fields. Use the Sign PDF tool and its "Add text" option to write on it.

What does flatten mean?

Flattening turns the answers into regular page content, so they can no longer be edited.