Question 1

Does this tool upload my files or text?

Accepted Answer

No. The tool runs in your browser. Files and text stay on your device unless you choose to download an output.

Question 2

Is the result free to use?

Accepted Answer

Yes. This DopaBrain utility is free, requires no sign in, and works on desktop or mobile browsers.

Question 3

Can I use it on a phone?

Accepted Answer

Yes. The interface is responsive and uses touch-friendly controls for small screens.

Aspect Ratio Calculator

Result