Chmod Calculator

Convert between Linux file permissions (octal) and symbolic notation (rwx).

User
Read (4)
Write (2)
Execute (1)
Owner
Group
Public
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Privacy First: Processed in your browser. No data is stored or sent to servers.

How to use the Chmod Calculator

Simply paste your content into the input area above. The tool will automatically process your data and show the result in the output box. All processing is done client side, meaning your data never leaves your computer.

Chmod Permission Calculator

Easily calculate Linux file permissions. Convert between numeric (octal) notation like 755 and symbolic notation like -rwxr-xr-x.

Understanding Permissions

  • Read (4): Capability to read the file.
  • Write (2): Capability to modify the file.
  • Execute (1): Capability to run the file as a program.