Repair & Rebuild PDF
Rebuild mangled PDFs into clean, viewable files.
Rebuild a damaged PDF into a clean copy instantly in your browser. Free PDF repair for structure fixes.
Calculator Inputs
About Repair PDF
Rebuild mangled PDFs into clean, viewable files.
Parses the PDF in permissive mode and reassembles all pages into a brand-new, valid document with fresh xref tables.
Where it is used
Fixing "damaged file" errors, recovering salvageable pages, repackaging exports.
How to use the Repair PDF
- PDF File — select a file (application/pdf,.pdf) — Up to 50 MB. File never leaves your browser..
- Calculate — press the Calculate button to see the result instantly above.
Formula
Load permissively → copy every page into a fresh document → save.
Examples
Example
Result: Damaged PDF → clean 10-page copy
Frequently Asked Questions
- Fixes broken pages?
- No — unrecoverable content streams stay broken; this repairs the file structure, not missing objects.