Free Online Tools & Calculators

Calculate your monthly EMI, total interest and total payment for home, car or personal loans.

Estimate the future value of a monthly SIP in mutual funds, with invested amount and gains.

Add or remove GST at any rate and see the CGST/SGST split — for invoices, quotes and price checks.

Calculate fixed deposit maturity value and interest with quarterly compounding, as Indian banks do.

Project your Public Provident Fund balance over 15+ years of yearly deposits, tax-free.

Estimate income tax under the new regime, with standard deduction, Section 87A rebate and cess.

Convert your yearly CTC into monthly and yearly take-home pay after PF, professional tax and income tax.

Work out the final price and rupees saved for any percentage discount.

Estimate the maturity value and interest on a recurring monthly bank deposit.

Find the Compound Annual Growth Rate between an initial and final investment value.

Calculate how a lump sum grows with compound interest at yearly, half-yearly, quarterly or monthly compounding.

Estimate the future value of a one-time mutual fund or investment lumpsum at an assumed annual return.

See what today's amount will cost in the future, and what a future amount is worth in today's money, after inflation.

Calculate the gratuity payable on retirement or resignation under India's Payment of Gratuity Act, with the statutory cap applied.

Project the future value of a SIP that increases every year, and see how much faster it grows than a flat SIP.

Find out how long a lump sum lasts under a fixed monthly withdrawal, or whether it can sustain withdrawals forever.

Calculate simple interest and the total repayable amount on a principal, rate and time period.

Estimate the maximum loan amount and EMI a lender is likely to approve based on your income and existing debts.

Work out profit margin and markup percentage from a cost price and selling price, for pricing and invoicing.

Find the number of units and revenue a business needs to cover its fixed costs, given price and variable cost per unit.

Work out how much tip to leave, the total bill, and the amount each person owes when splitting a check.

Estimate your Employees' Provident Fund corpus at retirement from your monthly basic salary and years of service.

Find your exact age in years, months and days — plus total days lived and days until your next birthday.

Three percentage tools in one: X% of Y, X as a percentage of Y, and percentage change.

Count the exact days, weeks, months and years between any two dates — order doesn't matter.

Check your Body Mass Index in metric or imperial units, with the standard WHO category.

Spell out any whole number as words, in both the Indian (lakh/crore) and international (million/billion) systems.

Work out how much fuel a trip needs and what it will cost, from distance, mileage and fuel price.

Estimate your daily calorie needs — BMR and maintenance calories — using the Mifflin-St Jeor equation and your activity level.

Convert height between centimetres and feet/inches instantly, both ways.

Convert length between millimetres, centimetres, metres, kilometres, inches, feet, yards and miles.

Convert weight between milligrams, grams, kilograms, quintals, tonnes, pounds and ounces.

Convert between Celsius, Fahrenheit and Kelvin — edit any of the three linked fields.

Convert speed between kilometres/hour, miles/hour, metres/second and knots.

Convert exam marks to a percentage, or work out the marks needed for a target percentage.

Convert CGPA to percentage and back, using the CBSE 10-point-scale convention.

Generate one or many random integers in any range, with an optional no-repeats mode.

Find what day of the week any date falls on, plus its day-of-year, ISO week number and leap-year status.

Count words, characters, sentences and paragraphs instantly, with an estimated reading time.

Convert text between UPPER, lower, Title, Sentence, camelCase, snake_case and kebab-case.

Turn any title into a clean, SEO-friendly URL slug — lowercase, hyphenated, accent-free.

Turn plain text into bold, italic, script, circled and other Unicode styles for bios and captions.

Compare two blocks of text line by line and see exactly what was added, removed or changed.

Remove duplicate lines from a list while keeping the first occurrence of each line, in order.

Sort a list of lines alphabetically, numerically, or shuffle them into a random order.

Create a QR code for any link or text and download it as a PNG — free, instant and private.

Shrink JPG, PNG or WebP file sizes right in your browser — photos never get uploaded.

Resize an image to exact pixel dimensions in your browser, with aspect ratio locking and JPEG/PNG export.

Format, validate and minify JSON online with clear error messages pointing at the failing line.

Pretty-print and validate XML with clean indentation — configs, SOAP payloads, sitemaps, RSS.

Live side-by-side Markdown editor and preview — headings, lists, links, code and tables.

Percent-encode text for safe use in URLs, or decode %-sequences back into readable text.

Encode text to Base64 or decode Base64 back to text — Unicode-safe, entirely in your browser.

Generate one or many random v4 UUIDs using your browser's cryptographic randomness.

Convert Unix timestamps to human dates and back — auto-detects seconds vs milliseconds.

Create a strong random password of any length, drawing from your chosen character types.

Test a regular expression against sample text and see every match, its position and captured groups.

Generate SHA-1, SHA-256 and SHA-512 hashes of any text, computed live in your browser.

Convert colors between HEX, RGB and HSL formats instantly, with a live swatch preview.

Convert CSV data to JSON, or JSON arrays back to CSV, entirely in your browser.

Decode a JWT into its header and payload as pretty JSON, plus an expiry check — no signature verification, nothing leaves your browser.

Convert a whole number between binary, octal, decimal and hexadecimal, with a copy button for each result.

Encode special characters into HTML entities, or decode entities back into plain text.

Escape text for safe use inside a JSON string, or unescape a JSON-escaped string back to plain text.

Paste a URL or query string and see every parameter decoded into a clear key/value table, in order.

Turn a 5-field cron expression into a plain-English sentence describing exactly when it runs.