36 Calculators · Free · Private
Every Calculator
You'll Ever Need
From EMI and Income Tax to BMI and CGPA — every calculator built with real formulas, clear explanations, and verified results. All results come with transparent disclaimers.
General Notice: All calculators on this page are built for educational and informational purposes only. Learntrix and Vyuhantrix Technologies do not guarantee the accuracy, completeness, or fitness of results for any specific situation. Results should not be used as the sole basis for any financial, medical, legal, or academic decision. Each calculator displays its specific disclaimer inline.
Financial Calculators
EMI, SIP, GST, Income Tax, FD, PPF and more money calculators
EMI Calculator
Calculate monthly EMI for home, car, education and personal loans. Includes full amortisation schedule and total interest breakdown.
SIP Return Calculator
Project your mutual fund SIP returns with monthly compounding. Compare different investment durations and step-up SIPs.
FD & RD Maturity Calculator
Calculate Fixed Deposit and Recurring Deposit maturity amount with quarterly compounding, TDS deduction, and effective yield.
PPF Calculator
Estimate your Public Provident Fund maturity corpus over 15 years with optional yearly deposit variations and extension periods.
GST Calculator
Add or remove GST from any amount. Supports all GST slabs (5%, 12%, 18%, 28%). Shows CGST, SGST, and IGST split.
Income Tax Calculator (India)
Calculate your income tax for FY 2025-26 under both New and Old tax regimes. Includes all deductions, surcharge, and cess.
Simple & Compound Interest
Compare Simple Interest vs Compound Interest returns side by side. Adjust principal, rate, time, and compounding frequency.
Home Loan Eligibility
Find out how much home loan you can get based on your income, existing obligations, and lender's eligibility criteria.
Profit & Loss Calculator
Calculate profit, loss, markup, margin, and percentage gain or loss on buying and selling transactions.
ROI Calculator
Calculate Return on Investment (ROI) and annualised ROI for any financial or business decision.
Inflation Impact Calculator
See how inflation erodes purchasing power over time. Find the inflation-adjusted future value of any amount.
Net Worth Calculator
Calculate your personal net worth by summing assets (savings, property, investments) and subtracting all liabilities (loans, debts).
Health & Body Calculators
BMI, TDEE, calorie needs, body fat, water intake and more
BMI Calculator
Calculate Body Mass Index using height and weight. Shows BMI category, healthy weight range, and what it means for your body.
TDEE / Calorie Calculator
Calculate your Total Daily Energy Expenditure (TDEE) and Basal Metabolic Rate (BMR). Get calorie targets for fat loss, maintenance, or muscle gain.
Ideal Body Weight
Calculate your ideal body weight using multiple established formulas (Hamwi, Devine, Robinson, Miller). See the range across all methods.
Daily Water Intake
Calculate how much water you should drink based on body weight, activity level, and climate. Get personalised hydration targets.
Body Fat Percentage
Estimate body fat percentage using the Navy Method (waist, neck, height measurements). Includes healthy ranges by age and sex.
Pregnancy Due Date
Calculate your estimated due date (EDD) using Naegele's Rule from your last menstrual period (LMP). Shows trimester milestones.
Math & Science Calculators
Scientific, percentage, fractions, statistics, equations and more
Percentage Calculator
All percentage calculations in one place: X% of Y, percentage change, percentage difference, what % is X of Y, and more.
Fraction Calculator
Add, subtract, multiply, and divide fractions. Convert fractions to decimals, decimals to fractions, and simplify to lowest terms.
LCM & GCF / HCF Calculator
Find the Least Common Multiple (LCM) and Greatest Common Factor (GCF/HCF) for up to 6 numbers. Shows step-by-step prime factorisation.
Quadratic Equation Solver
Solve quadratic equations of the form ax² + bx + c = 0. Shows both roots, discriminant, vertex, and step-by-step solution.
Statistics Calculator
Calculate mean, median, mode, standard deviation, variance, range, and quartiles for any dataset. Paste numbers, get full analysis.
Ratio Calculator
Simplify ratios, find equivalent ratios, and solve ratio problems. Supports 2-part and 3-part ratios with step-by-step explanation.
Speed, Distance & Time
Calculate any one of Speed, Distance, or Time when the other two are known. Supports km/h, mph, m/s and multiple time units.
Prime Number Checker
Check if any number is prime. Find all prime numbers up to a limit. Factor any number into its prime components.
Date & Time Calculators
Age, date difference, business days, retirement countdown and more
Age Calculator
Calculate exact age in years, months, days, hours, and minutes from any date of birth. Also shows next birthday countdown.
Date Difference Calculator
Find the exact number of years, months, weeks, and days between any two dates. Add or subtract days, months, or years from a date.
Business Days Calculator
Count working days between two dates excluding weekends and Indian public holidays. Add business days to any start date.
Retirement Planner
Calculate how much you need to retire comfortably. Input current savings, monthly contribution, expected returns, and retirement age.
Event Countdown
Create a live countdown to any future date — exams, New Year, weddings, product launches. See days, hours, minutes, seconds.
Academic Calculators
GPA, CGPA, grade calculator, attendance, score needed to pass
GPA / CGPA Calculator
Calculate semester GPA and cumulative CGPA under 10-point (CBCS) and 4-point (US) grading systems. Add multiple subjects and credits.
CGPA to Percentage
Convert CGPA to percentage under different university standards — CBCS (×9.5), SPPU, Anna, VTU, Mumbai University and custom multipliers.
Grade & Score Calculator
Calculate your overall grade from multiple assessment scores weighted by percentage. Shows letter grade and GPA equivalent.
Attendance Calculator
Check if you meet the minimum attendance requirement. Calculate how many classes you can miss or must attend to stay eligible.
Unit Conversion Calculators
Length, weight, temperature, speed, area, volume and pressure
More calculators added every week
Every calculator is 100% free, runs in your browser, and is accompanied by a clear disclaimer. Your data never leaves your device.