Edit PDF securely with zero-trust encryption
Edit text, add images, draw and annotate your PDF. 100% client-side processing, files never leave your device. 100% client-side processing. Files never leave your device.
Start Now - FreeHow It Works
Why Choose MendPDF?
All files processed locally. Nothing uploaded to any server
Local WebAssembly processing keeps your files on your device
No document data collected by servers for local tools
Frequently Asked Questions
Can I edit PDF text directly in the browser?
Yes. MendPDF's edit tool lets you click on any text in the PDF and modify it directly. Add text, images, drawings, and annotations — all client-side.
Does MendPDF support editing Hebrew and Arabic PDFs?
Yes. MendPDF fully supports RTL languages including Hebrew and Arabic with proper font rendering.
Are my files safe when editing PDFs online?
Absolutely. MendPDF processes everything locally using WebAssembly. Your files never leave your device — zero-trust architecture.
Zero-Trust Architecture
MendPDF uses 100% client-side WebAssembly processing. Files never leave the device. Zero-Trust architecture. No server uploads. All PDF manipulation happens locally in your browser, ensuring complete data privacy and security.