Chmod calculator
rwxr-xr-x ⇄ 755, live
Translate Unix file permissions both ways: tick the read/write/execute boxes to get the octal number, or type 755 to see rwxr-xr-x. The quickest sanity check before you run chmod.
How it works
- Open the tool and add your file (or paste your text).
- Adjust the options — everything previews instantly.
- Download the result. Done.
Private by design
Chmod calculator runs 100% in your browser. Your files are never uploaded to a server, never stored, and never seen by anyone — close the tab and nothing remains.
Free, no limits
Chmod calculator has no account, no watermarks and no daily caps. If you also need full design tools, the Ijodly editor is one click away.
Frequently asked questions
Is Chmod calculator free to use?
Yes — Chmod calculator is completely free. There is no account to create, no watermark on your results and no daily limits.
Are my files uploaded when I use Chmod calculator?
No. Chmod calculator runs entirely in your browser. Your files never leave your device and nothing is stored on a server — close the tab and nothing remains.
Do I need to install anything or sign up?
Neither. Open the page, use Chmod calculator straight away and download your result. No install, no signup.