Calculators and checklists

Every tool here runs in your browser. Nothing you type is sent anywhere, stored, or logged — reload the page and it is gone.

They are estimators, not quotes. Each one shows the arithmetic it used so you can check it against your own paperwork rather than trusting a number.

• True Internet Cost Calculator

  What an internet plan actually costs over the contract once the promo expires and equipment and fees are added.

• Data Cap Overage Calculator

  Whether paying for unlimited data beats paying overage charges at your actual usage.