Have a question, feedback, or a suggestion for a new calculator? We would love to hear from you. Contact our engineering and content team at contact@calcskit.com or review our answers to common questions below.
Frequently Asked Questions
Are CalcsKit tools completely free?
Yes, every calculator on CalcsKit is 100% free with no registration, no daily limits, and no hidden subscriptions.
How do I report a calculation error or formula suggestion?
Send us an email with the calculator URL, inputs used, and expected mathematical result so our engineering team can review the formula against official standards.
Can I embed CalcsKit calculators on my website?
Yes, our calculators offer clean iframe embed codes and widget exports available directly on each calculator page.
Response Times
We aim to respond to technical inquiries and formula feedback within 24 to 48 business hours.