Why can't I open my downloaded file?
A file that downloaded but won't open on your device.
Repair PDF
Rebuilds a broken or corrupt PDF's internal structure. Works for most structural issues — won't recover a file with actually missing/truncated data.
Free to useNo software to install — works in any modern browser.
No signup neededOpen the tool and start straight away.
Files deleted automaticallyUsed only to make your result. The result is deleted when you download it, or automatically after about an hour.
Works on mobileSame tool on your phone, tablet or desktop.
How it works
- Upload — select or drag & drop your file.
- Process — choose any options and start; most files take a few seconds, large files, OCR and video can take a minute or two.
- Download — save the result; it is deleted from the server once downloaded (or after about an hour).
Related tools
View allPrefer to just describe the task? The AI Assistant can convert, compress and resize files from a short instruction.
About Repair PDF
A corrupted PDF usually happens from an interrupted download, a failed save, or an issue during file transfer — the result is a file that either won't open at all, or opens with visible errors and missing content. This tool attempts to rebuild the PDF's internal structure so it opens normally again.
Repair tools can't fix every kind of damage — severely corrupted files, or ones where large sections of data are genuinely missing, may not be fully recoverable. But for the common cases (an incomplete download, a minor structural error), this resolves the issue and returns a working file.
Repair tools can't fix every kind of damage — severely corrupted files, or ones where large sections of data are genuinely missing, may not be fully recoverable. But for the common cases (an incomplete download, a minor structural error), this resolves the issue and returns a working file.
Frequently Asked Questions
What kinds of PDF problems can this fix?
It attempts to fix corrupted or damaged PDF structures that won't open properly in standard readers.
Will repair always work?
Not always — severely corrupted files may not be recoverable, but this handles most common structural issues.
Rate this tool
Log in to leave a review.