Contact Us.

Have a correction, broken calculation, or carrier-limit update? Send us a note — we read every message.

We aim to respond within 2–3 business days. For carrier-limit corrections, please include a link to the carrier's official documentation showing the current value.

What we can help with

• Carrier size-limit corrections (please include a source link)
• Formula errors in body composition calculators
• Broken links or page errors
• Accessibility issues or suggestions
• Topic ideas for new calculators or blog articles

What we can't help with

• Personalized shipping advice for specific packages — contact the carrier directly
• Medical advice based on your body measurements — consult a healthcare professional
• Lost, damaged, or delayed shipments — that's between you and the carrier