Contact

Ezcalcus is built and maintained by Irvin Abarca.

Get in touch

Found a bug, have a suggestion for a new calculator, or spotted something that looks wrong in a result? Email contact@ezcalcus.com and I’ll get back to you.

About this site

Ezcalcus is a small, independently run collection of free calculators. I build every tool on the site myself, sourcing formulas from public, well-established references (like Mifflin–St Jeor and standard BMI categories) rather than guessing.