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Free financial calculators
18 free tools for everyday money decisions — loans, investing, inflation, budgeting, salary after tax and dates. Instant results, no sign-up.
- 18 tools
- 5 languages
- 5 currencies
All tools
- Everyday maths Percentage Calculator Work out X% of a number, add or take off a percentage, get the percentage change, or remove VAT to find the original price. Five free calculators.
- Loans Loan Calculator Work out your monthly loan repayment and total interest, see how much overpaying saves, and compare repayments for £5,000–£30,000 over 3–10 years. Free.
- Investing Investment Calculator See how a lump sum grows with compound interest over 20 years, at every annual return from 1% to 10%, in one table. A quick, free investment calculator.
- Tax & salary Net vs. Gross Salary Calculator Turn a gross annual salary into approximate take-home pay after income tax and social contributions, and compare the UK, US, Germany and Spain.
- Dates Birth Date Info Calculator Enter your date of birth to get your exact age in years, months and days, the weekday you were born, your star sign, Chinese zodiac animal and Vedic sign.
- Economy Inflation Calculator How much will your money be worth? See how inflation from 1% to 10% a year eats into the purchasing power of any amount over 20 years, in one table.
- Budgeting Real Estate Investment Calculator Is a buy-to-let worth it? Enter the price, monthly mortgage payment, rent and running costs to see the annual profit or loss and the rental yield. Free.
- Dates Date Conversion Calculator Convert any date between the Gregorian, Persian (Solar Hijri), Islamic (Hijri), Hebrew and Chinese calendars in one step, with the day of the week.
- Investing Savings vs. Investment Calculator Should you save it or invest it? Enter an amount and one annual rate and compare over 20 years: cash that loses value to inflation vs. money that grows.
- Budgeting Emergency Fund Calculator How many months would your savings last? Enter your monthly costs and savings to see your cover and the target for a 3-, 6- or 12-month emergency fund.
- Trading Trade Goal Calculator Enter your starting capital, profit per trade and target: see how many winning trades it takes to get there, and your balance after each of the first 20.
- Trading Forex Market Hours Is the forex market open now? Live status of 8 trading centres from Wellington to New York, with countdowns to the next open or close and bank holidays.
- Currencies Live Exchange Rates Live EUR/USD, GBP/USD and other forex rates with the bid-offer spread, plus the European Central Bank's official daily reference rates for 13 currencies.
- Crypto Bitcoin Halving Countdown When is the next Bitcoin halving? Live countdown with the estimated date, blocks left, current block height, the new block reward and every past halving.
- Crypto Live Crypto Prices (Kraken) Live Bitcoin, Ethereum, XRP, Solana, Cardano and Litecoin prices from the Kraken exchange, with the change since midnight UTC, 24-hour high/low and volume.
- Time World Clock What time is it now in New York, London, Tokyo or Sydney? Live local time in 12 major cities plus UTC, with time differences and summer time handled.
- News Financial News Today's business and finance headlines from five reputable UK news outlets in one place, refreshed every 30 minutes, each linking straight to the source.
- AI Free AI Tools Twelve free AI tools that really help with money tasks, checked by hand: what each is good at, what the free tier won't do, and where your data goes.
Why FinanzTool
- Free, no sign-up. Every calculator works straight away, without an account.
- Your numbers stay yours. We do not store what you type into the calculators.
- 5 languages, 5 currencies. Switch language and currency at the top of any page.
For information only. This is not financial or tax advice. Editorial Policy