Repair PDF
Repair a damaged PDF by re-parsing it tolerantly and writing a clean, rebuilt file — fixes broken cross-reference tables, invalid objects and trailing junk that stop a PDF from opening. Runs entirely in your browser; your file is never uploaded.
Runs in your browserDon't take our word for it
Open your browser's Network tab and watch: your file never leaves this page. Or load this tool, turn off your internet, and it still works.
Drop files, paste, or click to browse
Files are processed in your browser — they never leave your device.
Add a file to continue.
How to repair pdf
Repair a damaged PDF by re-parsing it tolerantly and writing a clean, rebuilt file — fixes broken cross-reference tables, invalid objects and trailing junk that stop a PDF from opening. Runs entirely in your browser; your file is never uploaded. To use Repair PDF: 1) add your file by dragging them in or clicking to browse, 2) choose your optimization settings, 3) download your result — done in seconds. It's free, needs no signup, and most tools run right in your browser so your files never leave your device.
Frequently asked questions
- Is Repair PDF free to use?
- Yes. Repair PDF is free to use. It's free, needs no signup, and most tools run right in your browser so your files never leave your device.
- Are my files safe and private?
- Completely. Repair PDF processes your file directly in your browser, so it is never uploaded to any server.
- Do I need to install anything?
- No. Repair PDF works in any modern web browser on Windows, Mac, Linux, iPhone and Android — nothing to install.