Perfect Egg Timer

Scientific egg boiling times adjusted for altitude and egg size.

Configurations

Egg Size

Initial State

Altitude (meters)

Doneness

Enable notifications for alerts.

Session Status

0:00

About this calculator

Overview

Get perfectly boiled eggs every time using the scientific formula for protein denaturation, adjusted for altitude and egg size.

💡

Pro Tips

Fun Facts

"Water boils at a lower temperature at high altitudes, meaning eggs take longer."
"The 'green ring' in hard-boiled eggs is caused by overcooking, creating iron sulfide."
"Older eggs are easier to peel because the pH level increases over time."

Formula: Modified Charles Williams Equation (Protein Denaturation Math)