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Fast, accurate, and localized online calculators for the Philippines — tax, finance, health, and everyday math. Free and mobile-first.
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Accurate tools people use every day.
BMI Calculator Philippines
Free BMI calculator for Filipinos. Enter your height and weight to get your Body Mass Index, WHO weight category, and your healthy weight range — instantly.
OpenPhilippines Income Tax Calculator (Annual, TRAIN 2023+)
Estimate your annual Philippine income tax under the TRAIN 2023+ graduated schedule. Enter annual taxable income in pesos and get your tax, net income after tax, and effective rate.
OpenMonthly Withholding Tax Calculator Philippines (BIR Payroll Style)
Estimate monthly Philippine withholding tax for compensation income using the BIR payroll-style TRAIN 2023+ schedule.
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Why people trust CalculatorPH
Accuracy you can trust
Every formula is tested against boundary cases and cites its official source — BIR, SSS, PhilHealth, and DOH. No guessed numbers.
Made for Filipinos
Peso amounts, local tax tables, and contribution schedules by default — not a generic tool with the wrong assumptions.
Fast and private
Calculations run instantly in your browser. We never store or send the values you type.