All Free Online Calculators & Tools
Search by name or tap a category chip. Every tool here is live — instant results, real recommendations, no login. 122 calculators across 12 categories.
Finance & Tax (76 calculators)
EMI Calculator
Loan EMI, total interest & full amortization schedule.
SIP Returns Calculator
Monthly SIP corpus, returns & maturity projection.
Income Tax Calculator
Old vs new regime — which saves you more tax?
Rent vs Buy House
Compare the financial impact of renting and buying.
Loan vs Investment
Repay the loan or invest the money? See which wins.
Retirement Calculator
Plan a retirement corpus, pension and FIRE number.
FD vs Mutual Fund
Compare fixed deposits with market-linked mutual funds.
Home Loan Eligibility
Estimate home-loan eligibility from your income.
PPF Calculator
Estimate Public Provident Fund maturity value.
Gratuity Calculator
Estimate gratuity when you leave an eligible job.
Compound Interest Calculator
See how compound interest grows one-time savings.
FD Calculator
Fixed-deposit maturity with quarterly compounding & senior bonus.
Simple Interest Calculator
I = P×R×T/100 — compare against compound interest side-by-side.
Inflation Calculator
See what ₹X today costs in Y years — and how much money shrinks.
CAGR Calculator
True compound annual growth rate from start to end value.
RD Calculator
Recurring-deposit maturity with true quarterly compounding.
Rule of 72 & 114
How fast does money double? Exact vs 72/114/144 shortcuts.
Rent Affordability Calculator
Safe monthly rent using the 25/30/35% rule + move-in costs.
NPS Calculator
NPS corpus at 60 with mandatory 40% annuity + 60% tax-free lump.
EPF Calculator
EPF corpus at 58 — real EPS carve-out, 8.33% to pension capped ₹1,250.
Sukanya Samriddhi Calculator
SSY: deposit 15 yrs, matures 21 yrs from opening — 8.2% tax-free.
Atal Pension Yojana Calculator
Indicative APY monthly contribution from joining age and chosen pension.
HRA Exemption Calculator
Section 10(13A) three-rule minimum — metro 50% vs non-metro 40%.
Home Loan Comparison
Two loans side-by-side: EMI, total cost incl fees, true winner.
Brokerage Calculator
True trade cost: brokerage + STT + GST + stamp duty + SEBI + txn.
Stamp Duty Calculator
State-wise stamp + registration for Indian property — gender rebates.
Professional Tax Calculator
State-wise monthly P-Tax slabs, special-month rules and annual caps.
Net Worth Calculator
Add up assets & liabilities to see your true net worth and financial-health band.
SCSS Calculator
SCSS quarterly interest, 5-year maturity and senior-savings rules.
Mortgage Calculator
Mortgage payment with PITI, PMI, HOA and total borrowing cost.
Debt-to-Income Calculator
Front-end and back-end DTI for housing and loan affordability.
ESI Contribution Calculator
Employee and employer ESI contribution with ceiling and continuation guidance.
Credit Utilization Calculator
Overall and per-card utilization with healthy bands and next steps.
Emergency Fund Calculator
Realistic emergency-fund target, coverage months and gap by income type and dependents.
KVP Calculator
KVP maturity at 7.5% p.a. compounded annually — doubles in ~115 months.
NSC Calculator
NSC VIII Issue maturity at 7.7% p.a. with year-wise growth and 80C rules.
Savings Goal Calculator
Reverse-SIP: exact monthly saving needed to hit any target by your deadline.
50/30/20 Budget Calculator
Split take-home into needs/wants/savings and grade your actual spending.
Student Loan Calculator
Student loan payment, payoff timeline, total interest and extra-payment impact.
401(k) Calculator
401(k) balance at retirement with match, Roth vs traditional and IRS caps.
IRA Calculator
Roth vs traditional IRA projection with 2025 phase-outs and backdoor guidance.
Paycheck Calculator
Per-paycheck take-home: federal + state withholding, FICA and pre-tax deferrals.
MSSC Calculator
Mahila Samman Savings Certificate: 7.5% quarterly-compounded maturity over 2 years.
PMAY CLSS Subsidy Calculator
PMAY-Urban CLSS: upfront NPV interest subsidy, reduced EMI and total interest saved.
Debt Payoff Planner
Compare snowball and avalanche payoff plans, timeline and interest saved.
Credit Card Payoff Calculator
See your card payoff date, interest cost and extra-payment savings.
Investment Fee Calculator
See how fund fees and expense ratios reduce long-term investment returns.
Loan Refinance Calculator
Compare keeping your loan with refinancing or a balance transfer.
Retirement Withdrawal Calculator
Estimate how long your retirement savings can support withdrawals.
Bond Yield to Maturity Calculator
Calculate current yield and yield to maturity from a bond price and coupon.
Car Loan Calculator
Monthly car payment, total interest and full amortization for any auto loan.
8th Pay Commission Calculator
Estimate your 8th CPC salary with fitment factor scenarios, HRA, TA, deductions, and arrears.
EMI vs SIP Comparison
Compare loan prepayment vs SIP investing — see which gives better returns.
FD vs Mutual Fund Comparison
Compare FD returns vs Mutual Fund SIP with risk, returns & tax analysis.
Rent vs Buy Comparison
Compare renting vs buying a house with ROI, break-even & cost analysis.
Auto Loan Calculator
Monthly payment, total interest and full amortization for any auto loan.
Used Car Loan Calculator
Monthly payment and total interest for a pre-owned vehicle loan.
Truck Loan Calculator
Monthly payment and total interest for a new or work truck loan.
Motorcycle Loan Calculator
Monthly payment for a motorcycle or two-wheeler loan.
Scooter Loan Calculator
Monthly installment for a scooter or moped purchase.
Bike Loan Calculator
Monthly EMI for a commuter bike or motorcycle loan.
EV Loan Calculator
Monthly payment for an electric-vehicle purchase.
Personal Loan Calculator
Monthly payment for a fixed-rate personal loan.
iPhone EMI Calculator
Monthly installment and interest for an iPhone on finance.
Phone EMI Calculator
Monthly installment for any smartphone on EMI.
Laptop EMI Calculator
Monthly installment for a laptop purchase.
iPad EMI Calculator
Monthly installment for an iPad or tablet.
TV EMI Calculator
Monthly installment for a smart TV or home-theater purchase.
Appliance EMI Calculator
Monthly installment for a home appliance purchase.
Loan Payment Calculator
Monthly payment on any fixed-rate loan.
Interest Calculator
Simple and compound interest on any amount over time.
Debt Payoff Calculator
How long to pay off a balance plus interest saved by paying extra.
Discount Calculator
Final price and savings for any percent-off sale, including stacked discounts.
Tip Calculator
Tip amount, total bill and per-person split for dining and delivery.
Sales Tax Calculator
Add or remove sales tax using any state or local rate.
Take Home Pay Calculator
Estimate your net paycheck from a US gross salary.
Career & Salary (3 calculators)
Health & Lifestyle (9 calculators)
BMI Calculator
Body Mass Index in kg/m² with India-specific guidance.
Real Age Calculator
Estimate biological age from lifestyle inputs.
Health Insurance Need
Estimate a suitable health-insurance cover range.
BMR & Calorie Calculator
BMR, maintenance calories & safe weight-loss targets.
Water Intake Calculator
Personalised daily water target by weight, climate & exercise.
Ideal Weight Calculator
WHO healthy weight range + four established IBW formulas.
Sleep Calculator
Ideal bedtimes/wake times pegged to 90-minute REM cycles.
Body Fat Calculator (Navy)
US Navy formula: true body-fat % without a Dexa scan.
Running Pace Calculator
Pace ↔ speed converter + Riegel race-time predictor.
Life Planning (4 calculators)
Business Tools (2 calculators)
Decision Tools (1 calculator)
Date & Time (8 calculators)
Age Calculator
Exact age in years, months & days from your date of birth.
Date Difference
Days, weeks, hours & seconds between two dates.
Business Days Calculator
Count working weekdays between two dates (excl. Sat–Sun).
Leap Year Checker
Check any year with the exact Gregorian rules & reasons.
Time Duration Calculator
Hours & mins between two times — night shifts handled.
Event Countdown
Live countdown to any date — days, hours, minutes, seconds ticking.
Financial Year Finder
Any date → its FY (Apr–Mar), AY, fiscal quarter, calendar year.
Week Number Calculator
ISO-8601 + US week numbers, day-of-year, total weeks in the year.
Unit & Currency (2 calculators)
Text Tools (5 calculators)
Word Counter
Words, characters, sentences, paragraphs, reading time.
Case Converter
UPPER / lower / Title / Sentence / camel / snake converter.
Slug Generator
SEO-friendly URL slugs — stop words, hyphens, auto-clean.
Lorem Ipsum Generator
Paragraphs / sentences / words of Lorem Ipsum for mockups.
Number to Words
Numbers → words in Indian + International systems, with currency.
Developer Tools (5 calculators)
JSON Formatter
Beautify, minify & validate JSON with exact error lines.
Base64 & URL Tool
Unicode-safe Base64 + URL encoder/decoder — offline.
Markdown → HTML
GitHub-flavoured Markdown to HTML with live preview.
JWT Decoder
Decode JWT header & payload — claims, expiration, issuer.
Hash Generator
MD5, SHA-1, SHA-256, SHA-384, SHA-512 — fully offline.
Utility Tools (4 calculators)
Password Generator
Cryptographically-strong random passwords — 100% offline.
Random Number Generator
Secure random numbers — range, dice, coin flips & lottery picks.
Password Strength Meter
Entropy + crack-time + pattern detection — fully offline.
UUID Generator
Cryptographically-strong v4 UUIDs — one or bulk generate.
Education Tools (3 calculators)
No tools match your search — try a broader term like "loan", "tax" or "health".