Runeforge

Chmod Permission Calculator

Convert Unix file permissions between octal (755) and symbolic (rwxr-xr-x), with special bits.

Runs in your browser: data never leaves your device. Free, no sign-up. Also known as: chmod, unix permissions, octal, rwx, setuid, setgid, sticky bit, file mode.

How to use Chmod Permission Calculator

  1. Paste your input, open a file, or press Sample to see an example.
  2. Pick a mode or adjust the options; results update instantly.
  3. Use Copy or Download to take the result with you.

Frequently asked questions

What does the Chmod Permission Calculator do?
Convert Unix file permissions between octal (755) and symbolic (rwxr-xr-x), with special bits.
Is the Chmod Permission Calculator free?
Yes. It is completely free, with no sign-up, no watermark and no usage limits.
Is my data safe?
Yes. This tool runs entirely in your web browser. Your text and files are never uploaded to a server, stored or logged.
Does it work on mobile?
Yes. It works in any modern browser on Windows, macOS, Linux, Android and iOS, with nothing to install.
What other generators & calculators tools are there?
Runeforge has 17 generators & calculators tools in Arcane Engine, plus 88 more tools across other categories.

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