TransferCalc is a free, no-registration utility. We aim to keep the calculators accurate, fast, and easy to understand.

What to Include When You Write

  • The page or calculator you are referring to (include the URL if possible).
  • A clear description of the question, issue, or suggestion.
  • For calculation concerns: the file size, speed, units, and expected result you observed.

Response Time

As a small utility project, responses are handled on a best-effort basis. We prioritize corrections that affect calculation accuracy.