PDF Form Builder

Runs locally

Design and build interactive fillable PDF forms visually.

Open a PDF to add form fields

or click to browse · PDF only

PDF · up to 100 MB

Start from a blank page

Design a fillable form or checklist on an empty A4 sheet.

How it works

The file is read in your browser. Nothing is sent to a server.
Processing runs on your device. WebAssembly and Web Workers keep large files responsive.
Download the result. Your file is not kept once you close the tab.

Next steps

Edit PDF text, add shapes, forms, links, whiteout, and sign documents online.

Stamp a text watermark on every PDF page.

Add page numbers to your PDF document.

Bulk Personalised Watermark

Bulk watermark question papers with a student roster CSV.