Corrupt a File
Easily corrupt a file from your computer.
About this tool
Sometimes you need a file that fails to open—for testing error handling or recovery. Our corrupt a file tool intentionally corrupts an uploaded file. Use only for legal testing; we don’t store your file. Runs in your browser. No account.
Upload a file to corrupt it (e.g. for testing error handling). Use responsibly.
How to use
Upload a file. The tool corrupts it (e.g. for testing error handling). Use responsibly.
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Pro tips
- •Use keyboard shortcuts where available to speed up your workflow.
- •Large inputs are processed in your browser—nothing is sent to our servers.
- •Bookmark this tool for quick access from your browser bar.