All Tools

Convert Unix timestamp (epoch time) to human-readable date and time. Supports seconds and milliseconds.

Convert minutes to hours instantly. Get results in both decimal hours and hours:minutes format. Perfect for time tracking, payroll, and scheduling.

Convert shoe sizes between US, UK, EU, and international sizing systems. Find your perfect fit for men's, women's, and kids' shoes across different countries.

Remove duplicate words from your text instantly. Clean up repeated words while preserving word order and sentence structure with smart detection.

Generate random paragraphs with grammatically correct sentences for lorem ipsum alternative, testing, and content placeholders.

Convert any date and time to Unix timestamp (epoch time). Get timestamps in seconds and milliseconds.

Convert seconds to HH:MM:SS time format instantly with precise calculations and easy-to-read formatting.

Convert clothing sizes between US, UK, EU, and international sizing systems. Find equivalent sizes for men's, women's, and kids' clothing with body measurements.

Search and replace text with advanced options. Support for case sensitivity, whole word matching, and regular expressions for powerful text transformations.

Calculate the precise difference between two dates in years, months, weeks, days, hours, minutes, and seconds. Perfect for tracking project durations, age calculations, event countdowns, and more.

Convert between different time units - seconds, minutes, hours, days, weeks, months, and years.

Convert milliseconds to seconds, minutes, hours, days, and weeks with precise calculations and instant results.

Convert ring sizes between US, UK, and EU sizing systems. Find equivalent sizes using diameter or circumference measurements for accurate ring fitting.

Calculate the exact number of days between two dates. Get instant results for total days, business days, weekends, and more. Perfect for project planning, vacation tracking, and deadline management.

Calculate the duration between two dates and times. Get results in days, hours, minutes, and seconds.

Calculate days until any future date with countdown for important events, deadlines, and milestones.

Display current time in multiple cities around the world. Compare time zones and schedule across regions.

Analyze password strength with real-time feedback, security scoring, and actionable recommendations to create stronger passwords.

Convert between MPG (miles per gallon), L/100km (liters per 100 kilometers), and other fuel efficiency units. Compare car fuel economy across different measurement systems.

Add or subtract days, weeks, months, or years from any date to calculate future or past dates with precision.

Online stopwatch timer with lap tracking. Measure time intervals precisely for sports, cooking, work tasks, and more.

Generate strong, memorable passwords using random words. Create secure passphrases that are easy to remember but hard to crack.

Convert between international paper sizes (A4, Letter, Legal) with dimensions in mm, cm, and inches. Compare ISO A/B series and North American paper standards.

Count words, characters, sentences, and reading time instantly

Calculate business days between two dates, excluding weekends and optional holidays for accurate work-day planning.

Generate secure numeric PINs for devices, accounts, and security systems. Create random PINs with strength analysis and security recommendations.

Calculate aspect ratios, find missing dimensions, and convert between different aspect ratios for videos, images, and screens. Supports 16:9, 4:3, 21:9, and more.

Find out what day of the week any date falls on - past, present, or future dates instantly.

Set a countdown timer for any duration. Perfect for cooking, workouts, meetings, and time management with customizable timers and preset options.

Encrypt and decrypt text using AES (Advanced Encryption Standard) with secure key-based encryption. Protect sensitive data with industry-standard 256-bit encryption.

Calculate DPI (dots per inch), image dimensions, and print sizes. Convert between pixels and physical dimensions for printing and displays.

Split text by any delimiter into separate lines or segments instantly.

Count lines, non-empty lines, and analyze text line by line instantly.

Count down to special events and important dates. Perfect for weddings, birthdays, vacations, project deadlines, and celebrations with live time tracking.

Generate secure RSA public/private key pairs for encryption, digital signatures, and authentication. Create 1024 to 4096-bit RSA keys instantly in your browser.

Calculate PPI (pixels per inch) for screens and displays. Find pixel density from resolution and screen size for phones, tablets, monitors, and TVs.

Generate random dictionary words for creative writing, brainstorming, games, and password creation.

Count paragraphs, sentences, words, and analyze text structure instantly.

Calculate which day number (1-365/366) any date is in its year. Track progress through the year and find milestone days.

Boost productivity with the Pomodoro Technique: work in focused 25-minute intervals with short breaks. Perfect for studying, coding, writing, and focused work.

Generate HMAC (Hash-based Message Authentication Code) signatures for message authentication and data integrity verification. Supports SHA-256, SHA-384, SHA-512, and more.

Compare two JSON objects and highlight differences. Perfect for debugging API changes and data transformations.

Calculate ISO week number for any date. Find which week (1-53) of the year any date falls in.

Add or subtract hours, minutes, and seconds to/from any time. Perfect for calculating flight arrivals, work schedules, cooking times, and time zone conversions.

Generate secure, cryptographically random API keys for authentication and authorization. Create custom API keys with various formats including hex, base64, and prefixed keys.

Calculate screen width and height from diagonal size and aspect ratio. Convert between inches and centimeters for displays, TVs, and monitors with instant dimension calculations.

Check if any year is a leap year. Understand leap year rules and find past or future leap years instantly.

Convert hours to minutes instantly. Simple, accurate time conversion calculator for work hours, schedules, and time management.

Convert between cups, tablespoons, teaspoons, milliliters, and other cooking measurements. Quick and accurate conversions for recipes and baking.

Remove trailing spaces from the end of each line in your text. Clean up code, emails, and documents by trimming unwanted whitespace instantly.

Generate random grammatically correct sentences for creative writing, testing, and content creation.

Count sentences, analyze sentence length, and get detailed sentence statistics instantly.

Count syllables in text with detailed word-by-word analysis and linguistic statistics.

Generate random colors in HEX, RGB, and HSL formats with preview and customizable options.

Generate random dates within custom ranges with multiple format options.

Generate random numbers with customizable range, quantity, and format options instantly.

Generate random MAC addresses in multiple formats for testing and development.

Generate random times in 12-hour, 24-hour, timestamp, and seconds formats.

Generate random IPv4 and IPv6 addresses in multiple formats for testing and development.

Generate random browser user agent strings for testing and development.

Generate random fake names for testing and development purposes.

Generate random fake email addresses for testing and development purposes.

Generate random fake phone numbers for testing and development purposes.

Generate random fake addresses for testing and development purposes.

Generate complete fake person profiles including name, email, phone, and address for testing.

Format and beautify JavaScript code with proper indentation, spacing, and line breaks. Perfect for unminifying compressed code or standardizing code style.

Minify and compress JavaScript code to reduce file size for production. Remove comments, whitespace, and optimize code for faster loading.

Minify and compress CSS code to reduce file size for production. Remove comments, whitespace, and optimize styles for faster loading.

Minify and compress HTML code to reduce file size for production. Remove comments, whitespace, and optimize markup for faster loading.

Convert HTML to React JSX format instantly. Transform class to className, inline styles to objects, and more for React development.

Format and beautify TypeScript code with proper indentation, spacing, and line breaks. Preserves type annotations, interfaces, generics, and all TypeScript-specific syntax.

Format and beautify Python code following PEP 8 style guidelines with proper indentation, spacing, and line breaks. Perfect for cleaning up messy code or enforcing consistent style.

Convert Markdown text to HTML markup instantly. Supports headings, lists, links, code blocks, tables, and all standard Markdown syntax.

Obfuscate JavaScript code to protect your intellectual property. Encode strings, rename variables, inject dead code, and add debug protection to make reverse engineering more difficult.

Format and beautify PHP code following PSR-12 coding standards with proper indentation, spacing, and line breaks. Perfect for cleaning up messy code or enforcing consistent style.

Convert HTML markup to clean Markdown syntax. Perfect for content migration, documentation, web scraping, and converting web pages to Markdown format.

Convert JSON data to XML format. Perfect for API integration, data transformation, legacy system compatibility, and SOAP services. Supports nested objects, arrays, and custom formatting.

Convert XML markup to JSON format. Perfect for API modernization, data extraction, integrating legacy XML systems with modern JSON APIs, and SOAP to REST migration.

Parse user agent strings to extract browser, operating system, device, and engine information. Essential for web analytics, device detection, and browser compatibility testing.

Parse HTTP cookie strings into readable key-value pairs. Decode URL-encoded values and inspect cookies from browser requests.

Parse URL query strings into readable key-value pairs. Decode parameters and inspect URL search queries with ease.

Generate URL-friendly slugs from any text. Create SEO-optimized slugs for blog posts, products, and web pages instantly.

Find MIME type for file extensions instantly. Look up media types for images, videos, documents, and more.

Look up HTTP status codes and their meanings instantly. Understand error codes and how to fix them.

Format and beautify API responses for better readability. JSON formatter with minify and prettify options.

Flatten nested JSON objects into flat key-value pairs. Convert complex JSON to simple format and back.

Convert CSV data to HTML table format with customizable styling. Generate clean, semantic table markup instantly.

Convert Excel to CSV - Transform Excel spreadsheets (.xlsx, .xls) to comma-separated values with sheet selection

Generate SQL INSERT statements from CSV data. Convert spreadsheet data to database-ready SQL queries instantly.

Extract specific columns from CSV data. Select which columns to keep and remove the rest instantly.

Filter CSV rows based on column values and conditions. Create focused datasets by filtering data instantly.

Merge multiple CSV files into a single unified dataset. Combine CSVs with identical headers instantly.

Split large CSV files into smaller files by number of rows. Process large datasets in manageable chunks instantly.

Sort CSV by columns - Order CSV rows by one or more columns in ascending or descending order with multi-level sorting support

Remove duplicate rows from CSV files - Deduplicate CSV data by all columns or specific key columns, keeping first or last occurrence

Rename CSV columns - Change CSV column headers and standardize naming conventions with camelCase, snake_case, or Title Case

Convert data types in CSV - Transform CSV column values to numbers, booleans, dates with automatic type detection and cleaning

Handle null and empty values in CSV - Replace, remove, or keep missing data with flexible null handling strategies

Validate CSV format - Check CSV files for errors, inconsistent columns, empty values, and formatting issues

Convert TSV to CSV - Transform tab-separated values to comma-separated values with automatic quoting

Convert CSV to TSV - Transform comma-separated values to tab-separated values with automatic quote removal

Convert CSV to XML - Transform comma-separated values to XML format with customizable elements and pretty printing

Convert XML to CSV - Transform XML documents to comma-separated values with automatic field extraction

Convert CSV to Excel - Transform comma-separated values to Excel spreadsheet with auto-width columns

Generate professional ad creatives instantly with AI. Create 5 compelling captions, 3 short descriptions, catchy punchlines, and powerful CTAs. Choose from punchy, emotional, clever, or salesy styles. Perfect for social media ads, marketing campaigns, and advertising copy.

Create beautiful glassmorphism CSS effects with live preview. Generate frosted glass UI with backdrop blur, transparency, borders, and shadows. Perfect for modern web designs.

Create beautiful neumorphism (soft UI) CSS effects with live preview. Generate soft, extruded 3D elements with dual shadows. Perfect for modern minimalist designs.

Generate HTML meta tags for SEO optimization. Create title, description, keywords, viewport, charset, robots, and author meta tags. Perfect for improving search engine rankings and social sharing.

Generate Facebook Open Graph meta tags for social media sharing. Create og:title, og:description, og:image, og:url, and og:type tags. Perfect for optimizing how your links appear on Facebook, LinkedIn, WhatsApp, and Slack.

Generate Twitter Card meta tags for Twitter/X sharing. Create summary cards, large image cards, app cards, and player cards. Optimize how your links appear on Twitter with custom titles, descriptions, and images.

Generate robots.txt file to control search engine crawlers. Create user-agent rules, allow/disallow paths, set crawl delays, and add sitemap URLs. Perfect for managing bot access to your website.

Generate JSON-LD BreadcrumbList schema markup for SEO. Add breadcrumb items with names and URLs to create structured data that helps search engines understand your site hierarchy.

Generate JSON-LD FAQPage schema markup for SEO. Add questions and answers to create structured data that helps search engines display FAQ rich snippets in search results.

Generate JSON-LD Product schema markup for SEO. Add product details like name, price, brand, rating, and availability to create structured data for rich search results.

Preview how your title and meta description appear in Google search results. See real-time character counts, pixel width estimates, and desktop/mobile previews to optimize your SEO.

Generate professional invoices for free. Create, customize, and download invoices with your business details, line items, taxes, and payment terms. Print or save as PDF instantly.

Generate professional receipts for free. Create, customize, and download receipts with your business details, itemized purchases, taxes, and payment methods. Print or save as PDF instantly.

Transform text into study materials instantly. Paste your lecture notes or textbook chapters and get key points, short notes, summary, and exam questions. Perfect for students preparing for exams.

Build UTM tracking parameters for marketing campaigns. Generate tracked URLs with campaign source, medium, campaign name, term, and content parameters.

Calculate conversion rates for your marketing campaigns, websites, and sales funnels. Find out what percentage of visitors take your desired action.

Calculate A/B test statistical significance with chi-square test. Determine which variant wins with confidence levels, p-values, and performance metrics.

Calculate daily calorie needs based on age, weight, height, and activity level. Get personalized calorie goals for weight loss, maintenance, or weight gain using the Mifflin-St Jeor equation.

Calculate your Basal Metabolic Rate (BMR) - the calories your body burns at complete rest. Uses the Mifflin-St Jeor equation for accurate BMR calculation.

Estimate body fat percentage using the US Navy method with simple body measurements. Calculate fat mass, lean mass, and understand your body composition category.

Generate professional freelance proposals instantly with AI. Create complete proposals with introduction, scope, deliverables, timeline, and pricing. Perfect for freelancers, consultants, and agencies bidding on projects.

Calculate your ideal body weight using multiple medical formulas including Devine, Robinson, Miller, and Hamwi methods. Get personalized recommendations based on height, age, and gender.

Calculate your daily protein needs based on weight, activity level, and fitness goals. Get personalized recommendations for muscle gain, fat loss, or athletic performance with meal distribution guidance.

Calculate your daily macronutrient needs (protein, carbs, fats) based on your goals. Get personalized calorie targets and macro splits for fat loss, muscle gain, or maintenance with meal distribution examples.

Calculate your daily water intake needs based on weight, activity level, and climate. Get personalized hydration recommendations in liters, ounces, cups, and glasses.

Calculate your pregnancy due date from last menstrual period or conception date. Get estimated due date, current week, trimester milestones, and time remaining.

Calculate your fertile days and ovulation date based on menstrual cycle. Track your fertile window for conception planning and understand your cycle better.

Calculate BMI percentile for children and teens aged 2-20 using CDC growth charts. Get accurate BMI assessment based on age, gender, height, and weight.

Calculate target heart rate zones for exercise training. Get personalized HR zones for fat burn, cardio, anaerobic, and peak performance based on age, resting heart rate, and fitness level.

Calculate body surface area (BSA) using multiple formulas including Du Bois, Mosteller, Haycock, and Gehan & George. Essential for medical dosing, cardiac index, and burn assessment.

Calculate lean muscle mass based on body weight and body fat percentage. Track your muscle mass, fat mass, and body composition for fitness goals.

Generate professional AI-powered replies to messages with customizable tone and style. Perfect for emails, chats, and messages.

Polish your client messages instantly. AI-powered tool for freelancers to sound professional, confident, and clear in every client communication. Get two polished versions with different tones.

Convert PNG images to JPG format with adjustable quality and transparency handling. All conversions run locally in your browser - files never leave your device. Perfect for reducing file sizes while maintaining image quality.

Convert HEIC/HEIF images to JPG format with adjustable quality settings. All conversions run locally in your browser - files never leave your device. Perfect for converting iPhone photos to a universally compatible format.

Convert JPG images to PNG format with lossless quality. All conversions run locally in your browser - files never leave your device. Perfect for preserving image quality and adding transparency support.

Convert WEBP images to JPG format with adjustable quality settings. All conversions run locally in your browser - files never leave your device. Perfect for universal compatibility and smaller file sizes.

Convert WEBP images to PNG format with lossless quality. All conversions run locally in your browser - files never leave your device. Perfect for preserving transparency and maximum quality.

Generate strong, random passwords with customizable length and character options. Create secure passwords locally in your browser with real-time strength indication.

Calculate your Body Mass Index and health category

Calculate GST inclusive and exclusive prices. Add or remove GST with CGST, SGST, and IGST breakdown for Indian businesses.

Merge Excel sheets - Combine multiple Excel files into a single workbook with all sheets preserved

Clean Excel data - Remove empty rows, duplicates, whitespace, and standardize text formatting in Excel files

Format messy CSS into clean, readable styles with consistent indentation and spacing. Perfect for cleaning up minified or poorly formatted stylesheets.

Generate beautiful, harmonious color palettes for UI design, branding, and themes. Choose from random, analogous, complementary, or monochromatic modes. Lock favorite colors and export as HEX, RGB, or JSON.

Encode and decode Base64 strings with UTF-8 support. Perfect for encoding text, handling API tokens, embedding data URIs, and debugging web applications.

Format, validate, and pretty-print JSON with our developer-friendly editor.

Convert between length, weight, and volume units instantly. Support for metric and imperial systems.

Convert JSON to Excel - Transform JSON data to Excel spreadsheet with nested object flattening and customizable formatting

Extract files from ZIP archives - Unzip and download files from ZIP archives directly in your browser

Check WCAG contrast ratios to ensure accessible color combinations.

Compress files to ZIP - Create ZIP archives from multiple files with customizable compression settings

Extract colors from uploaded image - Get dominant color palette with HEX and RGB values from any photo

Generate darker variations of any color for design depth and dark themes.

Generate lighter variations of any color for backgrounds and light themes.

Simulate how colors appear to people with color vision deficiencies.

Format messy HTML into clean, readable markup with consistent indentation and structure. Perfect for cleaning up minified or poorly formatted templates.

Convert temperatures between Celsius, Fahrenheit, and Kelvin instantly with live conversion

Create beautiful CSS and Tailwind gradients with a visual editor. Support for linear and radial gradients with full control over colors, angles, and stops.

Encode and decode URL strings, query parameters, and paths. Perfect for handling URL-safe data, API callbacks, redirect URLs, and debugging web applications.

Create custom QR codes for URLs, text, and contact info

Generate MD5 and SHA-256 hashes from input text. Perfect for checksums, password verification, data integrity checks, and debugging cryptographic operations.

Visually design layered box shadows with fine-grained controls. Create production-ready CSS and Tailwind utilities for cards, modals, and UI elevations.

Convert between time zones and see current or custom time across different parts of the world

Generate simple placeholder logos with monograms, shapes, and preset color palettes. Perfect for mockups, prototypes, and early-stage branding.

Generate UUID v4 (Universally Unique Identifiers) for databases, APIs, and distributed systems. Create single or batch UUIDs with one click.

Convert speeds between miles per hour (MPH), kilometers per hour (KPH), and knots instantly

Calculate exact age in years, months, and days

Decode JWT (JSON Web Token) headers and payloads locally in your browser. View claims, algorithm info, and signature without sending data to any server.

Generate clean placeholder images with custom sizes, colors, and labels. Perfect for wireframes, mockups, and design systems.

Convert areas between square feet, square meters, acres, hectares, and square yards instantly

Test and debug regular expressions with live highlighting, capture groups, and match details. Supports all JavaScript regex flags (g, i, m, s, u).

Convert CSV files or pasted data into JSON format instantly with support for headers, delimiters, and pretty-printed output. All conversions happen locally in your browser.

Convert colors between HEX, RGB, and HSL with live preview, contrast checking, and quick-copy formats for your design system.

Convert between liters, gallons, cups, and milliliters with our simple volume converter tool.

Convert JSON data to CSV spreadsheet format instantly with support for nested object flattening, custom delimiters, and headers. All conversions happen locally in your browser.

Convert between KB, MB, GB, and TB with our simple data storage converter tool.

Create beautiful Markdown tables visually with a spreadsheet-like editor. Set headers, adjust column alignment, and see live preview. Perfect for GitHub READMEs, documentation, and wikis.

Format and beautify SQL queries with support for multiple dialects (PostgreSQL, MySQL, SQL Server, SQLite). Configure keyword case, indentation, and minify options.

Convert between watts, kilowatts, and horsepower with our simple power converter tool.

Convert between PSI, bar, pascal, and kilopascal with our simple pressure converter tool.

Generate placeholder text for your designs

Remove extra spaces, line breaks, and special characters

Write and preview Markdown with live rendering

Calculate Return on Investment with multi-currency support

Calculate gross and net profit margins from your revenue and costs. Analyze business profitability with detailed breakdowns.

Calculate Tax Deducted at Source (TDS) for Indian payments with automatic ₹ formatting

Calculate income tax payable and net income after tax with customizable tax rates and deductions

Calculate your monthly loan EMI (Equated Monthly Installment) with detailed breakdowns of principal, interest, and total payment.

Calculate discounted prices and savings from an original price and discount percentage. See final price and amount saved instantly.

Calculate the break-even point for your business in units and revenue. Determine how many units you need to sell to cover all costs.

Calculate working capital and current ratio from your current assets and liabilities. Assess your business liquidity and financial health.

Calculate your take-home pay after taxes and deductions. Estimate net salary from gross salary with monthly and annual breakdowns.