Contact
Email us at hello@oakcalculator.com. Usually within 2 business days.
What to email about
- Found a wrong formula, a misleading explanation, or a typo? Tell us which page and what's off. We publish a note on the page after fixing per our methodology.
- Looking for a calculator we don't have? Tell us what you searched for. The most-requested tools ship first.
- Seeing a wrong answer, a page that won't load, or a broken layout? Screenshots help.
- Press and partnerships go to the same inbox. Lead with the ask in the subject line.
Response time
Usually within 2 business days. If a calculator is returning a wrong answer, flag it in the subject line. Those get fixed same-day when we can.