Please feel free to communicate with us, we seriously consider all feedback including calculator errors, additional tools, new features and tools. We will try to reply to all feedbacks however, your comments will still be read and considered.
If you can't find what you need in the list of available tools search please fill out the form to send a request. You can even write to us directly by this email firstname.lastname@example.org
We will use your email, only if necessary, for the purpose of communicating with you regarding your suggestions or comments not shared with any other parties.