infoAbout Calkulator
75+ free, accurate online calculators built for India
What is Calkulator?
Calkulator is a free online calculator platform built specifically for Indian users. We cover every calculation need — from EMI and SIP returns to income tax under both old and new regimes, GST, CGPA, BMI, and beyond. All 75+ calculators are available instantly without any login, registration, or payment.
Why Calkulator?
- check_circle India-specific — INR, Indian tax slabs, Indian schemes (PPF, NPS, SCSS, SSY)
- check_circle No login required — use any calculator instantly
- check_circle Browser-based — calculations happen on your device, not our servers
- check_circle Mobile-friendly — works on any smartphone or tablet
- check_circle Educational — every calculator explains the formula and shows worked examples
Calculator Categories
savings Investment & Savings
SIP, Lumpsum, SWP, FD, RD, PPF, NPS, SCSS, SSY, APY, Post Office schemes, Retirement Planner, Inflation, XIRR, ROI
account_balance Loans & EMI
Home Loan, Car Loan, Personal Loan, Education Loan, Loan Eligibility, Loan Comparison, EMI vs Prepayment
receipt_long Tax & Salary
Income Tax (Old/New Regime), GST, TDS, 80C, HRA, PF, Gratuity, In-Hand Salary, LTCG/STCG
favorite Health & Goals
BMI, Calorie/BMR, Water Intake, Body Fat, Pregnancy Due Date, Health Insurance, Marriage Planner, Down Payment
calculate Education & Maths
CGPA, SGPA, GPA, Attendance, Marks %, Scientific, Statistics, Trigonometry, Algebra, Matrix, Unit Converter, Age, Time Duration
Contact Us
Have a suggestion for a new calculator, found an error in a result, or want to report an issue? We'd love to hear from you:
email info@calkulator.in