🧱 Calculators

Concrete Mix Calculator

Estimate cement, sand, gravel and water for a given concrete amount based on the mix ratio (e.g., 1:2:3) and target volume.

Volume desejado (m³) Cimento (partes) Areia (partes) Brita (partes)

—

Related Tools

Compute annual rent adjustment by IGP-M or IPCA accumulated in the last 12 months (manually configurable).

Compute estimated due date (EDD), gestational age and trimester from the last menstrual period (LMP).

Compute fertile window and ovulation day from the first day of the last cycle and the average cycle length.