Calculators

Calculates the miter angle needed to create a tight joint between two pieces of material at a given angle.

Estimates the date of conception based on the due date or last menstrual period (LMP).

This calculator determines the necessary space for pet rats based on the number of rats and cage dimensions.

Calculates shooting interval, duration, and final clip length for time-lapse photography.

Helps determine correct camera settings (aperture, shutter speed, ISO) for optimal exposure.

Calculates the required pace per mile or kilometer to finish a marathon in a target time.

Calculates the energy stored in a deformed elastic object, like a spring (PE = 1/2 kx²).

This calculator helps estimate Vitamin D needs and potential deficiency risks based on various factors.

Calculate your Basal Metabolic Rate (BMR) using the Harris-Benedict equation, which estimates the number of calories your body burns at rest.

Calculates Fat-Free Mass Index (FFMI), a measure of muscle mass relative to height, similar to BMI but focusing on muscularity. FFMI is a useful tool for assessing muscular development and potential.