Add interactive form fields to any PDF
WhiskFile Create Fillable PDF Forms is a free online tool to add interactive form fields to any PDF. Files are processed entirely in your browser — nothing is uploaded to any server.
Quick Answer
Add interactive form fields to any PDF. WhiskFile's Create Fillable PDF Forms is free, works in your browser, and requires no account. Your files never leave your device — all processing happens locally.
Upload your PDF
Drop or select the PDF you want to make fillable. The file stays in your browser — nothing is uploaded to any server.
Add form fields
Choose from 9 field types: text, textarea, checkbox, radio button, dropdown, date, signature, label, or whiteout. Click on the PDF to place each field.
Configure field properties
Name each field, set tooltips, mark as required or read-only, add email/phone/number validation, configure comb boxes, and choose date formats.
Set tab order
Open the Tab Order panel to control navigation order. Drag fields up/down or click Auto-Sort to arrange by page, row, then column.
Download your fillable PDF
Save as a standard AcroForm PDF that works in Adobe Reader, Chrome, Edge, Preview, and all major PDF viewers. No special software needed for recipients.
Max file size: 50 MB (free) · 500 MB (paid). Processing time: ~2s on average. Upload one file at a time.
Create Fillable PDF Forms runs entirely in your browser — no software to install. Works on any device with a modern browser.
Windows & Mac
Chrome, Firefox, Edge, Safari
iPhone & Android
Safari, Chrome mobile
iPad & Tablets
Full touch support
Unlike server-based tools that upload your documents, WhiskFile processes everything locally in your browser. Your files never leave your device — not even temporarily.
No upload required
Files are processed in your browser — nothing is sent to any server
100% private
No server storage, no data collection, no third-party access
Works offline
Once loaded, works without an internet connection
“Filling out PDF forms used to mean printing and scanning. Now I just click and type — so much faster.”
Maria Gonzalez
HR Coordinator
“Adding page numbers and watermarks to client decks takes one click. Clean, professional results every time.”
James Park
Freelance Designer
Help us improve by sharing your experience with Create Fillable PDF Forms.
Client-side processing
This tool now runs entirely in your browser — files never leave your device.
Result preview & sharing
Preview your processed file before downloading, and share results via a secure link.
Yes. Upload any PDF and click to place text fields, checkboxes, radio buttons, dropdowns, date fields, signature areas, labels, or whiteout regions directly on the pages.
Nine types: text fields (single-line), textareas (multi-line), checkboxes, radio buttons, dropdowns with custom options, date fields with 5 format choices, signature areas, static labels, and whiteout regions to cover existing content.
Yes. The output is a standard AcroForm PDF that works in Adobe Reader, Chrome, Edge, Firefox, Preview, and every major PDF viewer — no special software or plugins needed.
No. Everything runs 100% in your browser using pdf-lib and pdfjs-dist. Your PDF never leaves your device — nothing is uploaded, stored, or transmitted.
A comb field divides the input area into equal-width boxes — one character per box. Ideal for structured data like tax IDs (SSN), phone numbers, dates, and postal codes. You can set 2 to 50 boxes per field.
Yes. Text, textarea, and date fields support validation hints for email, phone, and number formats. The validation type is embedded as a tooltip that appears when users hover over the field in their PDF viewer.
Click the Tab button in the sidebar to switch to Tab Order mode. Reorder fields with up/down arrow buttons, or click Auto-Sort to arrange by page, then row, then column automatically.
Yes. The dedicated Date Field type offers 5 formats: MM/DD/YYYY, DD/MM/YYYY, YYYY-MM-DD, DD.MM.YYYY, and MMM DD, YYYY. The chosen format is embedded as a tooltip hint for users.
Yes. Required fields display a red dot indicator on the canvas. Read-only fields show an amber lock icon and cannot be edited by recipients — useful for pre-filled data like pricing or reference numbers.
Yes. Each field can have custom tooltip text that appears when users hover over the field in their PDF viewer. Useful for instructions like 'Enter your full legal name' or 'Select all that apply'.
Yes. The form creator is fully responsive with touch-friendly drag, resize, and field placement. Works in Safari (iOS), Chrome (Android), and all modern mobile browsers.
Yes. Select any field and click 'Duplicate to All Pages' — the field is copied to every page at the same position. Ideal for header fields, page numbers, or signature lines that repeat on every page.
WhiskFile is completely free and browser-based — no download, no subscription ($23/month for Acrobat Pro). It offers 9 field types including a dedicated date field with 5 formats, snap-to-grid alignment, and comb fields. Adobe's form creator is more powerful (JavaScript, calculations) but requires a paid desktop application.
Yes. Create Fillable PDF Forms on WhiskFile is completely free with no account required. Free users get 7 tasks per day with files up to 50 MB. There are no watermarks on any plan. Pro plans ($4.99/month) unlock unlimited tasks, 500 MB files, batch processing, and API access.
Yes. Create Fillable PDF Forms runs entirely in your browser using WebAssembly. Your files are never uploaded to any server — they stay on your device throughout the entire process. No data is transmitted, stored, or accessible to WhiskFile or any third party.
See how WhiskFile compares to other PDF tools on features, pricing, and privacy.
Digital Signature vs Electronic Signature — What's the Difference?
Understand the real difference between digital and electronic signatures, when each is legally valid, and how to add them to PDFs for free.
How to Create a Fillable PDF Form (Free, No Adobe)
Create fillable PDF forms with text fields, checkboxes, dropdowns, and signature fields — free, in your browser, no software install.
Chromebook & Linux
Any modern browser
How to Flatten a PDF — What It Means and When You Need It
Flatten a PDF to lock annotations, form fields, and signatures into a single non-editable layer. Free, browser-based, no software needed.
