Protein Calculator by Ounces

Estimate your daily protein target in ounces, see ounces per meal, compare grams, and convert the target into ounces of a food using its nutrition label.

Due Date Calculator

Estimate your due date from LMP, conception, ultrasound, or IVF transfer and see gestational age and key pregnancy dates.

Ovulation Calculator

Estimate ovulation, your 6-day fertile window, next period, and the earliest practical pregnancy test day.

Conception Calculator

Estimate conception date, due date, ovulation date, and likely fertile window from due date, LMP, ovulation, or IVF transfer.

Period Calculator

Estimate your next period, ovulation, fertile window, future cycles, and optional due date from your last period start date.

Macro Calculator

Estimate daily calories and macros for lose, maintain, or gain, including a protein-first custom macro method.

Protein Calculator

Estimate a daily protein target in grams from body weight, age, sex, and goal, with a minimum target and practical range.