PDF Form Filler – Fill Form & Create Fillable PDFs

Fill PDF Forms Online & Create Fillable PDFs

Create fillable PDFs, add form fields, and fill forms faster with Smart Fill and ready-made templates.

How to Fill out a PDF Form ？

Choose the workflow that fits your document, then complete your PDF form in three straightforward steps.

Choose a PDF

Open a PDF, upload multiple files as a form group, or choose a ready-made template.

Fill or Add Fields

Automatically detect fillable areas, add form fields manually, or use Smart Fill to enter and reuse your information.

Download Your Form

Review the completed fields, save your work, and download the PDF.

One Place for Every PDF Form Task

Create, fill, organize, and reuse PDF forms from one workspace.

Create Fillable PDFs

Detect fillable areas automatically, or manually add text fields, checkboxes, dropdowns, and more.

Fill Existing PDF Forms

Fill forms manually, use smart fill, or complete multiple forms in batches.

Fill Multiple Forms

Enter information once and automatically fill matching fields across multiple PDF forms.

Ready-Made Templates

Find ready-made government and business forms by category, then fill and download them online.

PDF Form Workflows for Everyday Needs

Handle individual documents and repeatable form processes in one place.

Employee Onboarding & HR

Complete onboarding forms, employee information sheets, policy acknowledgments, and other HR documents

Government & Tax Forms

Fill out commonly used tax, immigration, vehicle, and other government PDF forms.

Client Intake & Applications

Prepare client intake forms, applications, consent forms, and other documents that require consistent information.

Education & School Forms

Complete enrollment forms, permission slips, student information forms, and other school-related PDFs.

Frequently Asked Questions

Expand All

How do I create a fillable PDF?

Upload a PDF to the form editor. Existing form fields are loaded automatically, while fillable areas in non-fillable PDFs can be detected automatically. You can also manually add or adjust text fields, checkboxes, dropdowns, and other form fields as needed.

Can I fill a PDF that already contains form fields?

Yes. Open the existing PDF form, enter information into its original fields, review the completed form, and save or download it.

Does LightPDF support smart PDF form filling?

Yes. Enter information in natural language or upload a supported data file, and LightPDF matches it to the corresponding PDF fields. You can also use Batch Fill to complete multiple forms.

What is a PDF form group?

A PDF form group lets you save multiple related PDF forms together and reuse the same information across them. Enter shared details once, and Smart Fill can apply them to matching fields in every form.

How does LightPDF protect my PDF form data?

LightPDF uses technical and organizational safeguards to protect personal data and prevent unauthorized access. According to its Privacy Policy, files stored on its servers are accessible only to their owner.