Chmod Calculator
Calculate Linux chmod permissions via checkboxes, octal numbers, and symbolic strings like rwxr-xr-x with copyable commands for servers accurately offline.
Owner (7)
Group (5)
Other (5)
Octal
Symbolic
Command
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About the author
Written and maintained by the Tool4SaaS team. Every tool runs locally in your browser and is tested in-house for accuracy. Last updated: .
Frequently asked questions
r=4, w=2, x=1 per triad; e.g., rwxr-xr-x = 755.
Yes, bitwise and octal math run locally in the browser; your inputs never leave the device.
Yes, it is free, works offline in your browser, and your data never leaves your device.
How to use Chmod Calculator
- Tick boxes: Check rwx for owner, group and other.
- View: See octal and symbolic instantly.
- Copy: Copy chmod command.