Skip to content
Toolbench

Chmod calculator

Work out Unix file permissions in octal and symbolic form by ticking boxes.

In your browser

ReadWriteExecute
Owner
Group
Everyone else

Symbolic

Command

About this tool

Work out Unix file permissions in octal and symbolic form by ticking boxes. It works entirely in your browser, so what you enter stays on your device. It’s free and there’s no account to create.

Questions

Is my data uploaded?

No. This tool runs in your browser, so your text and files never reach our server.

Is this tool free?

Yes. It’s free to use with no sign-up and no limits for normal use.