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Basic Calculator Perform everyday arithmetic instantly - addition, subtraction, multiplication, and division - with a clean, easy-to-use online calculator. Scientific Calculator Solve advanced math problems with trigonometry, logarithms, exponents, and more. Perfect for students, engineers, and scientists. Percentage Calculator Find percentages, calculate discounts, percentage change, and more. A versatile tool for shopping, finance, and everyday math. All Calculators Browse every calculator across all categories - finance, health, math, calendar, and spirituality - in one convenient place. Age Calculator Calculate your exact age in years, months, and days from your date of birth. Also shows the upcoming birthday countdown. Countdown Timer Count down to any upcoming event - weddings, exams, holidays, or product launches. Get days, hours, minutes, and seconds remaining. Fraction Calculator Add, subtract, multiply, and divide fractions with step-by-step solutions. Also simplifies fractions to their lowest form. Random Number Generator Generate truly random numbers within any range. Useful for lottery picks, statistics, games, simulations, and decision-making. Triangle Calculator Calculate the area, perimeter, angles, and sides of any triangle using Heron's formula, SSS, SAS, or ASA methods. Statistics Calculator Calculate mean, median, mode, range, variance, and standard deviation for any dataset. Ideal for students and data analysts. Standard Deviation Calculator Compute population or sample standard deviation and variance for any set of numbers. See step-by-step working. Average Calculator Calculate the arithmetic mean, weighted average, or median of a list of numbers. Simple and fast for any dataset. Ratio Calculator Simplify ratios, find missing values in proportions, and scale ratios up or down. Handy for recipes, maps, and finance. Number Base Converter Convert numbers between binary, octal, decimal, and hexadecimal. Essential for programmers, students, and digital electronics. EMI Calculator Calculate your monthly EMI for home, car, or personal loans. Enter the loan amount, interest rate, and tenure to get an instant breakdown. GST Calculator Quickly add or remove GST from any amount. Supports all Indian GST slabs - 5%, 12%, 18%, and 28% - for businesses and consumers. SIP Calculator Estimate the future value of your monthly SIP investments. Plan your mutual fund wealth-building journey with projected returns. Currency Converter Convert between 150+ world currencies with live exchange rates. Great for travel, international transfers, and forex reference. Crypto Tracker Track live prices of Bitcoin, Ethereum, and thousands of cryptocurrencies. View 24h change, market cap, and volume at a glance. Mortgage Calculator Calculate monthly mortgage payments for your dream home. Includes principal, interest split, and a full amortization schedule. Loan Calculator Calculate monthly payments, total interest, and repayment schedule for any personal or business loan. Compare multiple loan options. Auto Loan Calculator Estimate your monthly car loan EMI with down payment, interest rate, and tenure options. Drive away knowing your exact costs. Payment Calculator Calculate fixed monthly payments for any loan or installment plan. Understand your total repayment amount before you commit. Simple Interest Calculator Calculate simple interest earned or paid on a principal amount. Enter the rate and time period to get instant results. Compound Interest Calculator See how compound interest grows your money over time. Compare annual, quarterly, and monthly compounding frequencies. FD Calculator Calculate the maturity amount and interest earned on your Fixed Deposit. Compare FD returns across tenures and interest rates. Lumpsum Calculator Find the future value of a one-time lump sum mutual fund investment at an expected annual return rate over a chosen period. Investment Calculator Project the future value of your investments with expected returns. Plan your financial goals and wealth-building strategy. Retirement Calculator Plan your retirement by estimating the corpus needed and monthly savings required. Factor in inflation and expected returns. Inflation Calculator Calculate how inflation erodes purchasing power over time. See what today's amount will be worth in the future at any inflation rate. Finance Calculator Solve time value of money problems - present value, future value, rate, and periods. A must-have tool for finance students and professionals. Income Tax Calculator Calculate your Indian income tax liability under the new and old tax regimes. Compare both to choose the best option for your income slab. Salary Calculator Convert your CTC to in-hand take-home salary. Understand PF, professional tax, and HRA deductions that affect your monthly pay. Interest Rate Calculator Reverse-calculate the interest rate on a loan from your EMI amount, principal, and tenure. Useful for comparing loan offers. Sales Tax Calculator Add or remove sales tax, VAT, or GST from any price. Supports custom tax rates for any country, state, or region. Amortization Calculator Generate a full loan amortization schedule showing every monthly payment broken down into principal and interest. Export as CSV. AdSense Revenue Calculator Estimate your Google AdSense earnings based on page views, CTR, and CPC. A handy tool for bloggers and content creators. YouTube Earnings Estimator Estimate how much a YouTube channel earns based on views, RPM, and niche. Useful for creators and brands evaluating sponsorships. BMI Calculator Calculate your Body Mass Index (BMI) to assess whether you are underweight, normal, overweight, or obese based on height and weight. Water Intake Find out how much water you should drink daily based on your weight, activity level, and climate. Stay hydrated and healthy. Calorie Estimator Estimate your daily calorie needs based on age, gender, weight, height, and activity level to support weight loss, gain, or maintenance. Body Fat Calculator Estimate your body fat percentage using the US Navy method. Enter your measurements to gauge your fitness level and health risk. BMR Calculator Calculate your Basal Metabolic Rate (BMR) - the number of calories your body burns at rest - using the Mifflin-St Jeor equation. Ideal Weight Calculator Find your ideal healthy body weight based on height and gender using the Devine and Robinson formulas recommended by health experts. Pace Calculator Calculate your running pace, speed, or finish time for any distance. Great for 5K, 10K, half-marathon, and marathon training. Pregnancy Calculator Track your pregnancy week by week. Find your current trimester, estimated due date, and key milestones from your last menstrual period. Conception Calculator Identify your most fertile days and ovulation window to plan or understand conception. Based on your menstrual cycle length. Due Date Calculator Calculate your estimated due date (EDD) from your last period or conception date. Includes a week-by-week pregnancy timeline. Protein Intake Calculator Find the right daily protein intake for your body weight and fitness goal - whether building muscle, losing fat, or staying healthy. Markdown Editor Write and preview Markdown in real time. Export as HTML or copy the formatted output. Perfect for README files and documentation. Word Counter Count words, characters, sentences, and paragraphs in any text. Also estimates reading time - great for essays and articles. Character Counter Count characters with and without spaces. Perfect for staying within Twitter, SMS, meta description, and ad copy character limits. Case Converter Convert text to UPPERCASE, lowercase, Title Case, camelCase, snake_case, and more with a single click. Text to Speech Convert any text to speech and listen aloud in the browser. Adjust voice, speed, and pitch - no download required. Paragraph Counter Count paragraphs, sentences, and lines in any block of text. Useful for academic writing, proofreading, and content formatting. Text Sorter Sort lines of text alphabetically, numerically, or in reverse order. Great for cleaning up lists, data, and word banks. Remove Duplicate Lines Paste a list and instantly remove all duplicate lines, leaving only unique entries. Fast cleanup for data, lists, and emails. Writing Analyzer Analyze your writing for readability, Flesch-Kincaid grade level, and clarity score. Improve your content for any audience. GitHub Profile Look up any GitHub user profile - view their repositories, stars, followers, and contribution activity in a clean summary. JWT Decoder Decode and inspect JSON Web Tokens (JWT) instantly. View header, payload, and signature - no libraries or backend needed. Stopwatch / Pomodoro Use the online stopwatch or Pomodoro timer to boost productivity. Set focus sessions and short breaks to work smarter. Text Tools All-in-one developer text toolkit - format JSON, encode/decode Base64, generate MD5/SHA hashes, and convert letter case. Color Tools Pick colors, convert between HEX, RGB, and HSL, build palettes, and generate CSS gradients. An essential toolkit for designers. IP Lookup Find the location, ISP, timezone, and organization behind any IP address. Also shows your own public IP automatically. YouTube Thumbnail Download the thumbnail of any YouTube video in HD, SD, or full resolution. Paste the video URL and save the image instantly. JSON Formatter Beautify, indent, and validate JSON instantly. Spot syntax errors and format messy API responses into readable code. JSON Minifier Compress JSON by removing whitespace to reduce payload size for APIs and config files, with byte savings shown. Base64 Encoder Encode text to Base64 or decode it back, with full Unicode support. Ideal for data URIs, tokens, and email payloads. URL Encoder Percent-encode text for safe use in URLs and query strings, or decode an encoded URL back to readable text. UUID Generator Generate cryptographically random version-4 UUIDs (GUIDs) in bulk for databases, keys, and APIs. Copy with one click. AI Quote Generator Generate unique motivational, inspirational, or humorous quotes on any topic using AI. Perfect for social media, presentations, and daily inspiration. AI Chatbot Chat with an AI assistant that can answer questions, explain concepts, brainstorm ideas, and help with everyday tasks - all for free. AI Content Helper Use AI to write blog posts, product descriptions, emails, social captions, and more. Overcome writer's block in seconds. Live Weather Get real-time weather conditions for any city - temperature, humidity, wind speed, and sky conditions updated every hour. Air Quality (AQI) Check the Air Quality Index (AQI) for your city. Know when the air is safe to breathe and get health advisories for sensitive groups. 7-Day Forecast Get a 7-day weather forecast for any city with daily high/low temperatures, precipitation chances, and conditions at a glance. NASA Picture of the Day View NASA's Astronomy Picture of the Day (APOD) with expert explanations. Explore the universe one stunning image at a time. ISS Live Tracker Track the International Space Station's live position on a real-time map. See when the ISS will pass over your location next. IFSC Bank Lookup Look up any Indian bank branch by IFSC code. Get branch address, MICR code, contact details, and NEFT/RTGS/IMPS availability. Pincode Lookup Find the post office, district, and state for any Indian PIN code. Also search pincodes by city or area name across India. Country Info Explore facts about any country - capital city, population, currency, language, flag, and more. A quick world atlas in your pocket. Public Holidays View official public holidays for any country and year. Plan your vacations, long weekends, and global business schedules ahead. Sunrise / Sunset Find today's sunrise, sunset, golden hour, and twilight times for any location. Great for photographers, farmers, and planners. Place Finder Search for any place and get its coordinates, address, and map location. Also convert latitude/longitude to a readable address. Tamil Calendar View the Tamil Panchangam calendar with Nakshatra, Tithi, and Tamil month details. Ideal for auspicious date planning and Tamil festivals. Daily Thirukural Read a new Thirukural couplet every day with its Tamil explanation and English translation. Timeless wisdom from Thiruvalluvar. Search Kural Search all 1330 Thirukural couplets by keyword, chapter, or number. Find the perfect kural for any theme or occasion. Tamil Transliteration Type Tamil using English letters and instantly convert to Tamil script. Easy phonetic input for those who can't use a Tamil keyboard. Tamil Dictionary Search Tamil words and get their meaning, synonyms, and usage examples. Supports Tamil-to-English and English-to-Tamil lookup. Recipes Finder Search AI-powered recipes by ingredient, cuisine, or dish name. Get detailed recipes with ingredients and step-by-step instructions. Random Meal Idea Can't decide what to cook? Get a random AI-generated meal idea instantly. A fun way to discover new dishes and break out of your cooking routine. News (RSS) Read the latest Tamil, India, and world news aggregated from top RSS feeds. Stay informed with headlines updated throughout the day. Lyrics Finder Search and read lyrics for Tamil, Hindi, and English songs. Find the words to your favourite tracks instantly. Wikipedia Search Wikipedia and read concise article summaries without leaving the page. Quick knowledge for curious minds. TV Show Finder Discover TV shows by genre, rating, or name. Read plot summaries, episode guides, and cast details for popular series worldwide. Jokes & Facts Get random jokes, fun facts, dog facts, and cat facts to brighten your day. Share a laugh or learn something surprising. Book Finder Search millions of books by title, author, or ISBN using the Open Library database. Discover new reads and explore any genre. Anime Search Search and discover anime series and manga using MyAnimeList data. Read synopses, ratings, and episode counts for any title. Pokédex Browse the complete Pokédex with stats, types, abilities, and evolutions for all Pokémon. The ultimate quick-reference for trainers. Trivia Quiz Test your general knowledge with random trivia questions across science, history, sports, and pop culture. Challenge yourself daily. Meta Tag Generator Generate SEO title, description, Open Graph, and Twitter Card meta tags ready to paste into your page head. Meta Tag Analyzer Paste a page's HTML to extract and audit its meta tags, checking title and description lengths against best practice. XML Sitemap Generator Turn a list of page URLs into a valid sitemap.xml ready to submit to Google Search Console. Robots.txt Generator Build a valid robots.txt with allow/disallow rules and a sitemap reference to control search engine crawling. Keyword Density Checker Analyse text to find the most frequent keywords and their density, helping you avoid keyword stuffing. Google SERP Simulator Preview how your title, URL, and description appear in Google search results, with length warnings. Hreflang Generator Create correct hreflang link tags for multilingual and multi-regional websites to serve the right language version. Schema Markup Generator Generate valid JSON-LD structured data for Article, Product, FAQ, and LocalBusiness to win rich results. URL Slug Generator Turn any title into a clean, lowercase, hyphenated, SEO-friendly URL slug. Htaccess Redirect Generator Generate Apache 301 redirect rules from old-to-new URL pairs to preserve SEO when moving pages. Brand Name Generator Generate creative, brandable business and startup name ideas from a keyword, with matching domain suggestions. CV / Resume Generator Build a clean, professional one-page resume from a simple form and save it as a PDF. No signup required. Invoice Generator Create a professional itemised invoice with automatic subtotal, tax and grand total, then save it as a PDF. What Is My IP Instantly see your public IP address along with ISP, city, region, country, and timezone. VPN Leak Test Check your public IP and detect WebRTC leaks that can expose your real address even when using a VPN. Password Strength Checker Check the strength of any password in real-time with entropy estimation and crack time analysis. SSL / TLS Checker Check if a website has a valid SSL/TLS certificate and how many days before it expires. DNS Lookup Look up DNS records (A, AAAA, MX, NS, CNAME, TXT) for any domain name. Whois Lookup Look up domain registration information including registrar, creation date, expiry, and name servers. QR Code Generator Generate QR codes for any URL, text, contact, or Wi-Fi in seconds. Download as PNG and share instantly - no sign-up needed. Password Generator Create strong, random passwords with custom length, symbols, and character sets. Stay secure online with uncrackable passwords. Unit Converter Convert length, weight, temperature, speed, area, volume, and more between metric and imperial units - all in one place. Quick Notes Jot down quick notes, memos, and to-dos directly in your browser. Notes are saved locally - no account or app needed. Translator Translate text between Tamil, Hindi, English, and 100+ languages. Fast, free, and accurate translations for everyday use. Life Path Number Discover your numerology Life Path Number from your date of birth. Understand your personality traits, strengths, and destiny. Angel Number Calculator Enter any repeating number to reveal its angel number meaning. Understand spiritual messages behind 111, 222, 333, and more. Zodiac Love Compatibility Check love compatibility between two zodiac signs. Explore relationship strengths, challenges, and romantic potential by star sign. Image to PDF Convert JPG and PNG images to a PDF file online. Merge multiple images into a single PDF - fast, free, and without watermarks. PNG to JPG Convert PNG images to compressed JPG format online. Reduce file size while preserving quality - no software installation needed. JPG to PNG Convert JPG images to lossless PNG format for transparent backgrounds and higher quality. Free, instant, and browser-based. WebP to JPG Convert WebP images to JPG format online. Maintains compatibility with older software and platforms that don't support WebP. JPG to WebP Convert JPG images to modern WebP format for smaller file sizes and faster web page loading. SVG to PNG Convert SVG vector graphics to PNG raster images at any resolution. Perfect for using SVG icons in PNG-only contexts. Image Compressor Compress JPG and PNG images to reduce file size while preserving quality. No upload needed - everything runs in your browser. Merge PDF Combine multiple PDF files into a single document online. Free, fast, and runs entirely in your browser. Split PDF Extract pages from a PDF or split a PDF into individual page files. All processing happens locally on your device. PDF to Image Convert PDF pages to high-quality JPG or PNG images. Great for creating thumbnails or extracting content as visuals. Compress PDF Reduce the file size of your PDF by removing unused objects and compressing internal structures. Smaller files for easier sharing. Date Duration Calculator Calculate the number of days, months, and years between any two dates. Includes business days and week count. Date Add / Subtract Add or subtract days, weeks, months, or years from any date. Perfect for planning deadlines and project schedules. Time Duration Calculator Calculate hours, minutes, and seconds between two times. Supports overnight shifts and break deductions. Week Number Calculator Find the ISO week number for any date or calculate which dates fall in a given week number. Sleep Calculator Find the best bedtime or wake-up time based on 90-minute sleep cycles for maximum alertness and restfulness. BAC Calculator Estimate your blood alcohol content (BAC) based on drinks consumed, body weight, gender, and time elapsed. For educational use only. Prime Number Checker Check if any number is prime, find prime factors, and list all primes up to 10,000 with the Sieve of Eratosthenes. LCM & GCD Calculator Find the Least Common Multiple (LCM) and Greatest Common Divisor (GCD) of two or more numbers instantly. Factorial Calculator Calculate the factorial (n!) of any number from 0 to 170 with exact BigInt precision and step-by-step expansion. Quadratic Equation Solver Solve quadratic equations (ax² + bx + c = 0) using the quadratic formula. Shows real and complex roots with steps. Roman Numeral Converter Convert between Arabic numbers and Roman numerals (I, V, X, L, C, D, M). Supports values from 1 to 3,999. Number to Words Convert any number up to 999 trillion into English words. Perfect for writing checks, invoices, and legal documents. Tip Calculator Calculate tip amounts and split bills per person. Quick preset percentages for restaurants, bars, and services. Fuel Cost Calculator Estimate trip fuel costs based on distance, fuel efficiency, and local fuel price. Supports km/L, L/100km, and MPG. Electricity Bill Calculator Calculate monthly electricity costs based on appliance wattage, daily usage hours, and local rate per kWh. Pet Age Calculator Convert your dog or cat's age to human years. Accounts for pet size and breed category for accurate conversion. GPA Calculator Calculate your semester or cumulative GPA. Supports standard 4.0 and weighted scales with course-by-course entry. Coin Flipper Flip a virtual coin with heads/tails results and flip history tracking. Perfect for decisions and games. Dice Roller Roll any number of dice with custom sides (d4 to d100). Ideal for board games, D&D, and probability. Decision Maker Can't decide? Let the Decision Maker choose. Pick between options, get a yes/no answer, or let fate decide. Typing Speed Test Test your typing speed in words per minute (WPM) with accuracy tracking. Choose from 15s to 2min tests. Reaction Time Test Test your reflexes with a click-speed reaction time test. Measures milliseconds and tracks your best score. Diff Checker Compare two texts side-by-side and highlight differences. Useful for code reviews, document changes, and editing. Lorem Ipsum Generator Generate Lorem Ipsum placeholder text for designs and layouts. Choose words, sentences, or paragraphs. Morse Code Converter Convert text to Morse code and decode Morse code back. Includes audio playback of Morse signals. Image Resizer Resize JPG, PNG, and WebP images online. Maintain aspect ratio and download in your preferred format. Image Color Picker Upload any image and click to pick colors. Get HEX, RGB, and HSL values from any pixel instantly. HTML Formatter Format, beautify, and indent messy HTML code. Also supports minification for production-ready output. Regex Tester Test regular expressions against sample text in real-time. Shows matches, groups, and supports replacement. Cron Expression Generator Generate cron expressions with visual fields and common presets. Perfect for Linux scheduling and automation. All Tools Browse every tool in the A-Z Super Utility catalog organised by category. Find any tool from the complete directory. My Favorites Save and manage your favourite tools from the catalog. Bookmark tools you use most and access them instantly in one place.