Contact Us
We value user feedback and are committed to keeping our calculation tools accurate, fast, and bug-free. Reach out to our team directly.
We read every inquiry and typically reply within 1–2 business days.
What You Can Contact Us About
Website Feedback & Suggestions
Have an idea for a new calculator, a requested feature in the height visualizer, or suggestions to make the user interface easier to navigate? We welcome community ideas.
Calculator Issues & Bugs
If a calculation appears incorrect, a button fails to respond, or the layout renders unexpectedly on your screen, let us know with your browser, device model, and input numbers.
Data Corrections & Citations
Found an outdated celebrity stature, an updated country demographic census, or a scientific formula discrepancy? Please include a credible source or citation so our team can review and verify.
General Enquiries
Questions regarding our scientific references, educational resources, data methodologies, or general inquiries are always welcome.
Frequently Asked Questions
How do I report an incorrect celebrity height or outdated data?
Please include the celebrity's full name, the stature currently shown on our visualizer, and a credible citation link (such as an official agency bio, draft measurement, or verified video interview).
Why does the Child Height Predictor require parental statures?
Both the Khamis-Roche algorithm and mid-parental formulas use biological parents' heights to calculate genetic target stature, which accounts for approximately 80% of adult stature variance.
A calculator is not responding or showing NaN on my device. What should I do?
Clear your browser cache or perform a hard refresh (Ctrl+F5 or Cmd+Shift+R). If the issue persists, email us with your device model, browser version, and the exact input values you entered.
Tips for a Swift Response
- For calculation questions: Mention the specific tool URL (e.g.
/height-predictor) and the input parameters you entered. - For visual display issues: Note your device (iPhone, Android, Mac, Windows) and browser (Chrome, Safari, Firefox).
- For data adjustments: Provide a direct link or citation to the authoritative public source (official interview, national statistics agency, PubMed reference).
For information on our data practices and terms of service, visit our policies: