Flatten PDF Forms
Flatten Fillable Form Fields into Static PDF Content
Drag and Drop PDF files here
Fast, 100% private in-browser processing. Your files never leave your device.
Lock interactive AcroForms and XFA form fields into permanent, read-only document content to prevent tampering and ensure universal printing compatibility.
How to use Flatten PDF Forms
Upload Fillable PDF
Select your completed form.
Flatten Fields
Click 'Flatten Form' to convert dynamic text fields, checkboxes, and signatures into static visual elements.
Save Locked PDF
Download the secure, uneditable document.
Key Features & Capabilities
Prevent Form Tampering
Converts fillable text boxes into uneditable static vectors so values cannot be altered.
Universal Print & Mobile Display
Guarantees form responses render identically across all mobile devices and web viewers.
Frequently Asked Questions
Can someone edit the form fields after flattening?
No, flattening permanently merges form responses into the underlying page graphics.
🔒 100% Client-Side Privacy Guarantee
OM PDF processes all documents entirely in your web browser memory using WebAssembly. Your files are never uploaded to any cloud server, preventing data leakage and guaranteeing total security for confidential documents.