CHMOD Calculator

Calculate and convert Linux/Unix file permissions. Toggle checkboxes or enter octal values.

Permission Calculator

Premium Tool
-rw-r--r--
chmod 644 filename

Owner

Group

Others

OctalSymbolicDescription
777rwxrwxrwxFull permissions for everyone
755rwxr-xr-xOwner full, others read+execute
700rwx------Owner full, no access for others
644rw-r--r--Owner read+write, others read only
600rw-------Owner read+write, no access for others
444r--r--r--Read-only for everyone

How It Works

Toggle Permissions

Click checkboxes for owner, group, and others.

Enter Octal

Type a 3-digit octal number directly.

View Symbolic

See the symbolic notation and chmod command.

Copy Command

Copy the chmod command to use in terminal.

Watch How It Works