Privacy Policy

The short version

Abacus Minds does not ask you to create an account and does not collect personal information through the website. We do not use advertising or tracking cookies.

Information stored on your device

To make the site more useful, we save a few things in your browser's local storage on your own device:

• which lessons you have marked as complete;
• your practice settings and best scores;
• your light or dark theme choice and virtual abacus display preferences.

This information never leaves your device and we cannot see it. You can delete it at any time by clearing your browser's site data.

Children's privacy

Our site is designed for children to use with a parent or teacher. Because we do not collect personal information through the site, children can use every lesson and tool without sharing any details.

Third-party links

We may link to other websites. We are not responsible for their content or privacy practices.

Changes

If we change this policy, we will update the date at the top of this page.