How it works
- 1
Select your PDF locally
Choose a file from your device. pdf-lib in a Web Worker parses pages — black out text in pdf with zero server transmission.
- 2
Draw blackout boxes
Drag rectangles over account numbers, passwords, or names. We strip underlying text — blackout pdf text that cannot be recovered by select-all.
- 3
Flatten and download
Export the sanitized file instantly. Standard black out text in pdf jobs are free; batch redaction Premium via Lemon Squeezy.