Fill PDF Form
Type straight into the form fields of any PDF — text boxes, checkboxes, dropdowns and radio buttons — or add text anywhere on a flat form. Free, private, nothing is uploaded.
Free · No sign-upHow to fill out a PDF form
- 1. Drop your PDF form above. It opens in your browser and is never uploaded.
- 2. Click a highlighted box and type — Tab jumps to the next field, required fields have a red outline. For flat or scanned forms, turn on Add text and click where you want to write.
- 3. Tick Flatten if the answers should be locked, then Download filled PDF.
💡 Tip: Need a signature as well? Save the filled form, then open it in Sign PDF.
Frequently asked questions
Is Fill PDF Form free?
Yes. It is 100% free with no account, no watermark and no page limit.
Is my PDF uploaded?
No. The PDF is opened, filled and saved entirely in your browser, so tax forms, leases and medical forms never leave your device.
What if my PDF has no fillable fields?
Scanned or flat PDFs have no form fields. Turn on Add text and click anywhere on a page to type your answers, then drag them into place.
Can the recipient still edit the form?
By default the fields stay editable. Tick Flatten before downloading to lock your answers into the page.
Can I sign the form too?
Download the filled PDF, then open it in the free Sign PDF tool to draw, type or upload your signature.