PDF forms are everywhere — job applications, government documents, medical intake forms, contracts, rental agreements. Adobe Acrobat can fill them, but it's expensive. Here are free alternatives that work just as well for most situations.
Method 1: Browser Built-In (Chrome, Edge)
If the PDF has interactive form fields (you can click into text boxes), most modern browsers can fill them directly. Open the PDF in Chrome or Edge, click into the fields, type your responses, and use the browser's print-to-PDF to save the filled version.
Limitation: Only works with interactive (fillable) PDF forms, not flat/static forms.
Method 2: Preview on Mac
Mac's Preview app handles interactive PDF forms well. Open the PDF, fill in the fields, and save. For forms that aren't interactive, Preview has annotation tools (text boxes, shapes) that can overlay text onto the form.
Method 3: Convert, Fill, Convert Back
For complex forms that aren't interactive, try this workflow:
Step 1: Convert the PDF to Word using FreePDFNest PDF to Word (Exact Layout mode).
Step 2: Open in Word and type in the form fields.
Step 3: Export back to PDF from Word.
Method 4: Sign and Annotate
For simple forms that just need a signature, date, and a few fields, FreePDFNest Sign PDF can place typed text and signatures directly on the PDF. Draw your signature, type text, and position them on the form.
Which Method to Use?
Interactive form with text fields? Use Chrome/Edge or Preview. It's the easiest.
Simple form needing signature only? Use FreePDFNest Sign PDF.
Complex flat form? Convert to Word, fill, convert back.
Ready to try it?
Use our free Sign PDF tool — no signup required.