Write to the editors
Questions about calculations and documents, errors you have found and ideas for new calculators: eto@tvoyraschet.ru. We reply within three working days.
If you are reporting an error, please tell us which calculator you used, the values you entered and the result you expected. The easiest way is to attach a link to the calculation — there is a “Link to calculation” button under every result.
Personal data
Please send requests about the processing of personal data and withdrawals of consent to the same address, eto@tvoyraschet.ru, with the subject line “Personal data”.
Advertising and partnerships
Advertising on the site is placed through the Yandex Advertising Network. For partnerships, embedding our calculators on your website and joint projects, write to eto@tvoyraschet.ru with the subject line “Partnership”.