Financial Tools
Free Financial Calculators
Mortgage, investment, salary and tax calculators that run entirely in your browser. Accurate, private, and free — no sign-up, no downloads, no data leaves your device.
Last updated: June 2026
Everyday calculators
Quick standalone tools for savings, loans, tax, shopping and dining.
Retirement Calculator
Corpus needed, FIRE number and monthly savings — inflation adjusted.
OpenSavings Goal Calculator
How long, or how much per month, to reach any savings target.
OpenNPS Calculator
National Pension System corpus, pension and 80CCD tax benefits.
OpenGratuity Calculator
Gratuity under the Act 1972 with the ₹20 lakh tax exemption.
OpenPPF Calculator
Public Provident Fund maturity at 7.1% with year-by-year breakdown.
OpenFD Calculator
Fixed deposit returns, TDS impact and senior citizen rates.
OpenLoan Payoff Calculator
See how extra payments pay off any loan faster and save interest.
OpenCompound Interest
Grow wealth with contributions, Rule of 72 and growth chart.
OpenGST Calculator
Add or remove GST with GST 2.0 rates; CGST + SGST split.
OpenHRA Exemption Calculator
HRA tax exemption for FY 2025-26 with metro city list.
OpenTip Calculator
Calculate tips and split the bill between any number of people.
OpenSales Tax Calculator
Add or remove sales tax for all 50 US states + D.C.
OpenDiscount Calculator
Sale price, savings, double discounts and percentage change.
OpenRD Calculator
Recurring deposit maturity with quarterly compounding and a month-by-month table.
OpenSSY Calculator
Sukanya Samriddhi Yojana maturity at 8.2% with EEE tax benefits.
OpenCAGR Calculator
Compound annual growth rate — find the rate, end value or years.
OpenBudget Calculator
Plan a monthly budget with the 50/30/20 rule and savings projection.
OpenUS Paycheck Calculator
Take-home pay after federal & state tax, Social Security and Medicare. All 50 states.
OpenElectricity Bill Calculator
Estimate your bill from units, with slab rates for major Indian states.
OpenUK Income Tax Calculator
Income tax, National Insurance and take-home pay. England, Wales & Scotland.
OpenStamp Duty Calculator
SDLT, LBTT and LTT for England, Scotland and Wales, with first-time buyer relief.
OpenCanada Income Tax Calculator
Federal and provincial tax plus CPP and EI take-home pay, all provinces.
OpenRRSP Calculator
First-year tax saving and retirement growth. 2026 limit $33,810.
OpenTFSA Calculator
Tax-free growth and contribution room. 2026 limit $7,000.
OpenAustralia Income Tax Calculator
ATO rates, Medicare levy, LITO and HECS take-home pay 2025-26.
OpenSuperannuation Calculator
Project your super balance at retirement with the 12% SG rate.
OpenNRI Tax Calculator
TDS on FD, rent, capital gains and dividends, plus DTAA benefits.
OpenUAE Gratuity Calculator
End-of-service gratuity under UAE Federal Labour Law 2022.
OpenFreelance Tax Calculator
Section 44ADA presumptive tax and the advance-tax schedule.
OpenGST Late Fee Calculator
GSTR-3B daily late fee and the maximum cap by turnover.
OpenRental Yield Calculator
Gross and net rental yield with city benchmarks and tax.
OpenIreland Income Tax Calculator
Income tax, USC and PRSI take-home pay using 2025 Revenue rates.
OpenSingapore Income Tax Calculator
IRAS 2025 progressive rates and employee CPF take-home pay.
OpenEV vs Petrol Calculator
5-year cost of an electric vs petrol car and the break-even year.
OpenProperty Registration Calculator
Stamp duty and registration fees by Indian state, with gender concession.
OpenWedding Budget Calculator
Plan an Indian wedding budget by category with overspend alerts.
OpenQuick access
Jump straight to any of the 67 calculators.
Try these examples
Every financial calculator you need, in one place.
A good financial calculator turns a fuzzy money question into a clear number you can act on. Whether you are working out a mortgage payment, projecting how a monthly investment compounds over twenty years, or estimating the tax you'll owe this year, the right calculator removes the guesswork. CrispToolHub brings the most useful free financial calculators together into a single, fast, privacy-first suite that works on your phone, tablet, or computer.
The mortgage and loan calculators help with the biggest purchase most people ever make. Estimate your monthly principal-and-interest payment, see a full amortization schedule, find out how much house your income supports under the classic 28% rule, and model how extra payments can shave years off a mortgage or wipe out credit-card debt faster. Each result updates in real time as you type, so you can test scenarios instantly.
The investment calculators are built for long-term planning. A compound interest calculator shows how principal and regular contributions grow over time; a SIP calculator projects the value of a monthly mutual-fund investment; an SWP calculator models steady withdrawals in retirement; and an inflation calculator reveals how much buying power your money loses over the years. Every figure can be shown in US dollars or Indian rupees with a single tap.
Salary, tax, and net worth in minutes
The salary and tax calculators answer the everyday questions about take-home pay. Convert an annual salary into hourly, weekly, and monthly equivalents; estimate your US federal tax using the official 2025 brackets; or compare India's new and old tax regimes for 2025-26 side by side, complete with standard deduction, 80C, 80D, HRA, home-loan interest, surcharge, and cess. A break-even calculator helps small businesses find the sales volume that turns a profit, and a net worth calculator adds up your assets and liabilities to show where you stand today.
Because every calculation happens in your browser, nothing you enter — income, balances, loan amounts — is ever uploaded or stored on a server. There is no account to create and no limit on how often you can use the tools. That combination of accuracy, speed, and privacy is what makes these the financial calculators people keep coming back to. Pick a section above to get started, and use the share button on any calculator to copy a link that reopens it with your numbers already filled in. Want the tools that fit your country? Jump to tools for India, the UK, Canada, Australia, New Zealand or the UAE.
How to get started
Three quick steps — no account, nothing uploaded to a server.
Choose a tool from below
Browse the tools on this page and pick the one that fits what you need.
Use it instantly — no account needed
Open it and start right away; everything runs free in your browser.
Download or copy your results
Save, copy or share your output in a click — nothing is uploaded to a server.
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FAQ
Frequently asked questions
What is the best free financial calculator?
The best free financial calculator is one that covers the decision you actually face — a mortgage payment, a SIP projection, a tax estimate — without asking you to sign up or pay. CrispToolHub bundles mortgage, loan, investment, salary, and tax calculators into one fast, private suite that runs entirely in your browser, so you can move between related calculations without juggling separate sites or apps.
How accurate are online financial calculators?
Online financial calculators are highly accurate for the math they perform — payment schedules, compound interest, and tax brackets all follow fixed formulas. The accuracy of the result depends on the accuracy of your inputs and on factors a formula can't predict, such as future interest rates, market returns, fees, or mid-year tax changes. Treat the output as a precise estimate for planning, not a guaranteed figure.
Can I use these calculators for US taxes?
Yes. The salary section includes a US federal tax bracket calculator using the official 2025 brackets for single, married filing jointly, married filing separately, and head-of-household filers. It estimates your effective rate, marginal rate, federal tax, and take-home pay. It does not include state taxes, FICA, or every credit and deduction, so use it as a planning estimate rather than a substitute for filing software or a tax professional.
Are these calculators free to use?
Every calculator on CrispToolHub is completely free, with no account, no paywall, and no download. The tools run locally in your browser, so your income, balances, and other figures never leave your device. The site is supported by unobtrusive advertising, which lets us keep the entire financial calculator suite free for everyone.
Which financial calculator should I use?
Start with the question you're trying to answer. Buying or refinancing a home? Use the mortgage and affordability calculators. Planning long-term savings or a monthly investment? Use the compound interest or SIP calculator. Figuring out pay or taxes? Use the salary, US tax, or India tax calculator. Tracking overall financial health? Use the net worth calculator. Each section page lists its tools so you can jump straight to the right one.