Corrupt a File Online – Free, Private, Fast

Generate corrupted versions of any file instantly. 100% browser-based. Supports PDF, Word, Excel, ZIP, images, videos, and more.

Upload & Corrupt Any File

No data stored. No limits. Works instantly in your browser.

Why Use Our File Corrupter?

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Instant Corruption

Corrupt files online in seconds with a single click.

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100% Private

Files never leave your device. Everything is local.

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All File Types

PDF, DOCX, XLSX, ZIP, JPG, MP4 & many others supported.

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Free & Unlimited

No signup, no limits. Corrupt as many files as you want.

Online File Corrupter – Simple & Effective

CorruptAFile.org allows users to corrupt files online instantly using a secure, browser-based process. No file uploads, no server processing, and no data stored. This makes it ideal for developers, testers, and students who need unreadable or broken files for experiments or deadlines.

Supported File Types

  • PDF files
  • Word documents (DOC/DOCX)
  • Excel spreadsheets (XLS/XLSX)
  • PowerPoint presentations
  • Images (JPG, PNG, WebP)
  • Videos (MP4, MOV, AVI)
  • ZIP, RAR, 7z archives

How Corruption Works

The tool modifies small sections of your file’s binary structure, producing an intentionally corrupted file that either fails to open or triggers an error message.

Try It Now

Upload any file above and generate a corrupted version instantly.