Contact

Who is behind MasterMath

MasterMath is a project by TINtÚ, online calculation tools and training, based in the Dominican Republic, postcode 25002.

You can write to contacto@mastermath.top about anything to do with the site: errors, suggestions, intellectual property, data protection or advertising. Every message gets a reply.

Found a calculation error?

That is the most useful thing you can tell us. Say which calculator you were using, what you entered and what result you expected. With those three things the problem can be reproduced and fixed.

Is a calculator missing?

Tell us which one and what you need it for. Requests from users tend to point at real gaps that no keyword tool ever surfaces.

Spotted an out-of-date figure?

Tax rates, indices and minimum wages change. If you see an old number, send us the link to the official source and it gets updated.

Data protection

To exercise your rights of access, rectification, erasure, objection, restriction or portability, write to contacto@mastermath.top saying which one you wish to exercise. The details are in the privacy policy.