Contact Us
Last updated: October 2026
Questions, bug reports, calculator requests or feedback — we'd love to hear from you. Email is the fastest way to reach the KitQuarter team:
What to include
- Bug reports: the calculator you used, the values you entered, and what you expected vs. what you got.
- Calculator requests: what you want to calculate and an example with real numbers.
- Corrections: if you believe a formula or example is wrong, tell us the source so we can verify and fix it.
Response time
We aim to reply within two business days. Please note that emailing us is voluntary — anything you send may be kept to resolve your request (see our privacy policy).