India's Finance Copilot
Calculate. Compare. Decide.
65+ calculators with real RBI/CBIC rates, AI-powered answers, product comparisons, and guides — in 8 Indian languages. Free forever.
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Popular Calculators
Most searched calculators used by millions every month
BMI Calculator
Check your Body Mass Index
Body Fat Calculator
US Navy method — body fat %, category, from measurements
Calorie Calculator
BMR and daily calories — Mifflin-St Jeor equation
TDEE Calculator
Total Daily Energy Expenditure — calories for weight loss or gain
Macro Calculator
Daily protein, carbs, and fat targets for cut, bulk, or keto
Pregnancy Due Date Calculator
Due date, current week, and trimester from last period date
Sleep Calculator
Best bedtime and wake-up times based on 90-min sleep cycles
Why CalcHub?
Built for people who need quick, reliable answers
Instant Results
Results update as you type — no submit button needed
AI Answer Engine
Ask any India finance question in plain English or Hindi
RBI Live Rates
Sourced from RBI, CBIC, EPFO — updated monthly, cited
8 Languages
Hindi, Tamil, Telugu, Marathi, Bengali, Kannada, Gujarati, Punjabi
Weekly Indian rate update
RBI repo, top FD rates, tax deadlines. Free. No spam.
India's Most Comprehensive Free Finance Calculator Platform
CalcHub is India's finance copilot — 65+ calculators with real RBI repo rates, CBIC GST rules, and EPFO contribution data, updated monthly and cited. From EMI and SIP to income tax (new regime FY 2026-27), PPF, NPS, HRA exemption, capital gains, gratuity, and retirement planning — every calculator uses actual Indian rates, not global defaults. Available in 8 Indian languages: Hindi, Tamil, Telugu, Marathi, Bengali, Kannada, Gujarati, and Punjabi.
Beyond calculators: use our AI Answer Engine to ask any India finance question in plain language. Compare products on our Best-of pages with real provider data. Read 100+ in-depth guides on tax planning, SIP strategies, and loan optimization. Check live rates from RBI, top banks, and government schemes on one page.
CalcHub also serves specialized verticals: 10 medical calculators (BMI, eGFR, CHADS2, Wells PE), 10 construction calculators (concrete mix, rebar spacing, paint coverage per IS codes), and country-specific tools for UAE, UK, and Singapore. For developers: our MCP server lets any AI agent call CalcHub as a tool, and our public API powers third-party integrations.