Calculator Land

# Guide to Calculator Land

Calculator Land is a website with calculators, articles and quizzes. It is published in English, Norwegian, Danish, Swedish, and Spanish, and each language has its own selection. This guide covers the English pages.

Each calculator has a page of its own, with the calculator at the top and the text about it below.

Calculator Land is free to use and shows no ads.

## Who runs Calculator Land

Calculator Land was founded by Pål Kaalaas and Daniel Jacobsen, and it is operated by the companies Kaalaas Web & SEO and Lanterne Foto.

More about the people behind the site: [About Calculator Land](https://www.calculator.land/about-calculator-land/)

## What you won't find on Calculator Land

  • - **Ads.** No page on the site shows advertising.
  • - **Sign-up or login.** Every calculator works without an account.
  • - **Your numbers on their way to a server.** A calculator works out the answer in your browser, and what you type into it is not sent to us.
  • - **Cookies for statistics.** Visitor statistics are collected without cookies.
  • - **A price.** The calculators are free to use.

## Quality in short

  • - A new calculator must give the expected answers on test cases taken from a named source before it is published.
  • - Existing calculators are checked one category at a time, with real keystrokes in a browser, in every language they exist in.
  • - Existing calculation logic is changed only to fix a documented defect.

Read more: [Quality and privacy](https://www.calculator.land/guide/quality-and-privacy/)

## Contents