Chmod Calculator
Calculate Unix file permission bits visually
Owner6
Group4
Others4
Octal
644
Symbolic
rw-r--r--
Command
chmod 644 filename
Enter octal:
About Chmod Calculator
Calculate Unix file permissions visually. Toggle read/write/execute bits for owner, group, and others to get the octal value and chmod command.
Chmod Calculator is a free tool in the Developer Tools category on BrowseryTools. It runs entirely in your browser — your data is never uploaded to a server, and there's no registration, no ads, and no watermarks, so your privacy is fully preserved.
Frequently asked questions