Question 1

Do I need to sign up to use GCD / LCM Calculator?

Accepted Answer

No. All Tools Ku features are free with no registration.

Question 2

Does GCD / LCM Calculator upload my data?

Accepted Answer

No. Processing happens in your browser; data is not uploaded to toolsku.com.

Question 3

Accuracy?

Accepted Answer

Standard algorithms; verify critical decisions.

Question 4

What calculations?

Accepted Answer

See page for supported scenarios.

Question 5

Does it work on mobile?

Accepted Answer

Yes. For large files, use Wi-Fi for a smoother experience.

Question 6

Can I download the result?

Accepted Answer

Yes. Copy text output or use the download button when available.