Free Privacy-FirstPDF Tools
Protect your documents before sharing with AI. Everything runs in your browser — your files never leave your device.
No sign-up required. All core tools are free forever.
Free PDF Tools
All processing happens in your browser. Free forever.
Protect Before You Share
Everyone is pasting documents into ChatGPT and Claude without removing sensitive data first. PDFNimble is the privacy layer that catches this.
Redact Sensitive Data
Remove SSNs, emails, phone numbers, and names before sharing documents with AI tools.
100% In-Browser
Your files never leave your device. Verify by opening DevTools or turning off WiFi.
Works Offline
Core tools work without internet. That is proof your files never touch a server.
How It Actually Works
Technical transparency: See exactly why your files stay private
You Open a File
File loads into browser memory
Your Browser Does the Work
All processing happens on your device
Download Directly
Result comes from browser memory
Why Core Tools Are Free
Other tools charge subscriptions to pay for expensive processing servers. Our core PDF tools run on your device, which costs us nothing.
Traditional tools: Uploads → Processing servers → Storage → Costs
PDFNimble: Your browser does everything → Zero server costs
Prove It: Turn Off Your WiFi
Other PDF tools upload your files to their servers. We physically cannot — because everything runs in your browser.
Turn off WiFi or enable Airplane Mode
Click any tool below and process a PDF
It works. Zero network requests needed.
“Other tools upload your files. We can’t — because we never could.”