Browse our complete collection of 460 free online tools
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Count words, characters, sentences, and paragraphs with our advanced SEO word counter.
Analyze keyword density and frequency in your content.
Check how readable your content is.
Generate 50+ free high-quality backlinks to boost your website SEO and get indexed faster by Google.
Create clickable meta titles.
Create compelling meta descriptions.
Extract meta keywords.
Create social media tags.
Create Twitter cards.
Control crawler access.
Create xml sitemap.
Preview your website in Google search results.
Create clean URL slugs.
Convert text case.
Convert text to UPPERCASE instantly
Convert text to lowercase instantly
Convert text to Title Case format
Convert text to proper sentence case
Remove extra spaces from your text
Reverse text with multiple modes - character, word, sentence, or line reversal
Count words in your text
Count characters in your text
Count the number of lines in your text
Remove all line breaks from text
Add line breaks at specified intervals
Generate URL-friendly slugs from text
Generate hashtags from text
Sort lines of text in ascending order (A-Z)
Sort lines of text in descending order (Z-A)
Remove duplicate lines from text
Count the number of sentences in your text
Count the number of paragraphs in your text
Find and replace text occurrences
Remove extra spaces, tabs, and line breaks
Clean and format text
Calculate reading time for your text
Remove all emojis from text
Extract email addresses from text
Extract links and URLs from text
Strip HTML tags from text
Convert tab characters to spaces
Find and count repeated words
Compare two texts and find differences
Convert binary code (010101) to readable text
Convert text to binary code
Convert hexadecimal to text
Convert text to hexadecimal
Flip your text upside down
Reverse the order of words in text
Encrypt/Decrypt using ROT13
Wrap text at specified column width
Truncate text to specified length
Add a prefix to each line of text
Add a suffix to each line of text
Number each line of text
Format and beautify JSON data
Minify and compress JSON data
Validate JSON data syntax
Format and beautify HTML code
Minify and compress HTML code
Format and beautify CSS code
Minify and compress CSS code
Format and beautify SQL queries
Format and beautify XML data
Validate email address format and structure.
Check if a URL is valid and properly formatted.
Validate and format JSON data.
Test and debug regular expressions.
Check how strong your password is.
Validate credit card numbers using the Luhn algorithm.
Calculate simple interest on loans and investments
Calculate compound interest and future value of investments
Calculate return on investment percentage
Convert between major world currencies
Calculate total interest payable on loans
Calculate sale price and savings with discounts
Calculate GST/VAT tax amounts
Calculate percentages, increases, and decreases
Simplify, convert to decimal, or mixed fraction
Simplify ratios and view decimal form
Compute mean of numbers
Compute mean, variance, and standard deviation
Perform basic and trig operations
Compute logarithms with base 10, e, 2 or custom
Generate random numbers within a range
Calculate monthly payments and total interest for any loan
Estimate monthly mortgage payments
Calculate Equated Monthly Installment for any loan
Calculate time to pay off credit card debt
Calculate future savings with regular contributions
Calculate Body Mass Index and weight category
Calculate Basal Metabolic Rate (Mifflin-St Jeor)
Estimate body fat percentage (US Navy Method)
Calculate daily calorie needs (TDEE)
Estimate ideal body weight (Devine Formula)
Estimate Due Date based on LMP
Calculate running/cycling pace
Calculate age from date of birth
Calculate difference between two dates
Calculate duration between two times
Calculate time remaining to a future date
Convert time between zones
Convert between different units of length
Convert between different units of weight
Generate random numbers within a specified range
Convert between Celsius, Fahrenheit and Kelvin
Convert between area measurements
Convert volume and liquid measurements
Convert velocity and speed
Convert digital storage sizes
Calculate PayPal transaction fees and net amount
Calculate Stripe transaction fees and net amount
Convert RSS or Atom feed XML to JSON format instantly.
Convert JSON objects back to RSS XML format.
Validate RSS or Atom feed syntax client-side.
Generate OPML subscription lists from JSON.
Convert RSS feed items into a CSV spreadsheet.
Create an RSS feed from a CSV file.
Combine multiple RSS feeds into one.
Filter RSS feed items by keyword.
Convert Atom feeds to RSS 2.0 format.
Convert RSS 2.0 feeds to Atom format.
Extract all URLs from an RSS feed.
Extract all image URLs from an RSS feed.
Convert OPML file to a simple list of URLs.
Preview how an RSS feed looks as HTML.
Create an iTunes-compatible Podcast RSS feed.
Write once, preview everywhere. See how your post looks on LinkedIn, Twitter, Instagram, and Facebook instantly.
Free online code editor and compiler. Support for HTML, CSS, JavaScript, Python, and more with instant live preview.
Test HTTP Requests (GET, POST, PUT) directly in your browser. A free, online Postman alternative for developers.
Design database tables and relationships visually. Export SQL (MySQL, PostgreSQL) instantly. Free online ER diagram tool.
Generate random UUIDs (Universally Unique Identifiers)
Generate strong and secure passwords
Generate Lorem Ipsum
Generate creative and unique usernames
Generate secure API keys and tokens
Generate random color palettes for designs
Generate random HEX color codes
Generate cryptographically secure tokens
Convert any text or URL into a QR code
Create QR codes to share WiFi access
Create digital business card QR codes
Create pre-written email QR codes
Create pre-written SMS QR codes
Create calendar event QR codes
Generate MD5, SHA-1, SHA-256 hashes
Generate catchy blog post titles
Generate a basic Privacy Policy
Generate a basic Terms of Service
Pick a random item from a list
Create a YouTube link associated with a specific time
Generate random strings with custom character sets
Compress images to reduce file size
Resize images to custom dimensions
Crop images to remove unwanted areas
Convert images between different formats
View image metadata and EXIF data
Check image dimensions and aspect ratio
Add text overlay to images
Convert images to Base64 strings
Rotate images 90, 180, or 270 degrees.
Mirror images vertically or horizontally.
Apply effects like grayscale, sepia, and blur.
Add text captions to images.
Convert JPG and PNG images to PDF documents
Combine multiple PDF files into one
Reorder, Rotate, and Delete PDF Pages.
Extract pages from PDF files.
Rotate PDF pages permanently.
Add text watermark to PDF files.
Encrypt PDF with a password.
Remove password from PDF.
Add page numbers to PDF.
Record your screen, window, or browser tab without installing software.
Download high-quality thumbnails from any YouTube video.
Record audio directly in your browser
Create custom memes effortlessly
Convert Video/Audio to MP3, WAV, AAC (Client-side)
Convert PNG images to JPG format instantly and for free.
Convert PNG images to WebP format instantly and for free.
Convert PNG images to HEIC format instantly and for free.
Convert PNG images to BMP format instantly and for free.
Convert PNG images to ICO format instantly and for free.
Convert JPG images to PNG format instantly and for free.
Convert JPG images to WebP format instantly and for free.
Convert JPG images to HEIC format instantly and for free.
Convert JPG images to BMP format instantly and for free.
Convert JPG images to ICO format instantly and for free.
Convert WebP images to PNG format instantly and for free.
Convert WebP images to JPG format instantly and for free.
Convert WebP images to HEIC format instantly and for free.
Convert WebP images to BMP format instantly and for free.
Convert WebP images to ICO format instantly and for free.
Convert HEIC images to PNG format instantly and for free.
Convert HEIC images to JPG format instantly and for free.
Convert HEIC images to WebP format instantly and for free.
Convert HEIC images to BMP format instantly and for free.
Convert HEIC images to ICO format instantly and for free.
Convert BMP images to PNG format instantly and for free.
Convert BMP images to JPG format instantly and for free.
Convert BMP images to WebP format instantly and for free.
Convert BMP images to HEIC format instantly and for free.
Convert BMP images to ICO format instantly and for free.
Convert ICO images to PNG format instantly and for free.
Convert ICO images to JPG format instantly and for free.
Convert ICO images to WebP format instantly and for free.
Convert ICO images to HEIC format instantly and for free.
Convert ICO images to BMP format instantly and for free.
Convert Meters to Feet instantly.
Convert Meters to Centimeters instantly.
Convert Meters to Inches instantly.
Convert Meters to Kilometers instantly.
Convert Meters to Miles instantly.
Convert Feet to Meters instantly.
Convert Feet to Centimeters instantly.
Convert Feet to Inches instantly.
Convert Feet to Kilometers instantly.
Convert Feet to Miles instantly.
Convert Centimeters to Meters instantly.
Convert Centimeters to Feet instantly.
Convert Centimeters to Inches instantly.
Convert Centimeters to Kilometers instantly.
Convert Centimeters to Miles instantly.
Convert Inches to Meters instantly.
Convert Inches to Feet instantly.
Convert Inches to Centimeters instantly.
Convert Inches to Kilometers instantly.
Convert Inches to Miles instantly.
Convert Kilometers to Meters instantly.
Convert Kilometers to Feet instantly.
Convert Kilometers to Centimeters instantly.
Convert Kilometers to Inches instantly.
Convert Kilometers to Miles instantly.
Convert Miles to Meters instantly.
Convert Miles to Feet instantly.
Convert Miles to Centimeters instantly.
Convert Miles to Inches instantly.
Convert Miles to Kilometers instantly.
Convert Kilograms to Pounds instantly.
Convert Kilograms to Grams instantly.
Convert Kilograms to Ounces instantly.
Convert Pounds to Kilograms instantly.
Convert Pounds to Grams instantly.
Convert Pounds to Ounces instantly.
Convert Grams to Kilograms instantly.
Convert Grams to Pounds instantly.
Convert Grams to Ounces instantly.
Convert Ounces to Kilograms instantly.
Convert Ounces to Pounds instantly.
Convert Ounces to Grams instantly.
Convert Celsius to Fahrenheit instantly.
Convert Celsius to Kelvin instantly.
Convert Fahrenheit to Celsius instantly.
Convert Fahrenheit to Kelvin instantly.
Convert Kelvin to Celsius instantly.
Convert Kelvin to Fahrenheit instantly.
Convert Liters to Gallons instantly.
Convert Liters to Milliliters instantly.
Convert Liters to Cups instantly.
Convert Gallons to Liters instantly.
Convert Gallons to Milliliters instantly.
Convert Gallons to Cups instantly.
Convert Milliliters to Liters instantly.
Convert Milliliters to Gallons instantly.
Convert Milliliters to Cups instantly.
Convert Cups to Liters instantly.
Convert Cups to Gallons instantly.
Convert Cups to Milliliters instantly.
Convert km/h to mph instantly.
Convert km/h to m/s instantly.
Convert mph to km/h instantly.
Convert mph to m/s instantly.
Convert m/s to km/h instantly.
Convert m/s to mph instantly.
Compress your images to 80% quality. High quality, smaller file size.
Compress your images to 60% quality. Balanced quality and size.
Compress your images to 40% quality. Maximum compression.
Resize images for Instagram Post (1080x1080) perfectly.
Resize images for Instagram Story (1080x1920) perfectly.
Resize images for YouTube Thumbnail (1280x720) perfectly.
Resize images for Twitter Header (1500x500) perfectly.
Resize images for Facebook Cover (820x312) perfectly.
Convert JPG images to PDF format instantly.
Convert PNG images to PDF format instantly.
Convert JSON data to CSV format
Convert CSV data to JSON format
Encode text to Base64
Decode Base64 strings
Encode text for URLs
Decode URL characters
Test and debug your regular expressions with real-time highlighting and matching.
Generate detailed UUIDs
Minify JavaScript code (Basic)
Format JavaScript code
Decode JSON Web Tokens
Convert cURL to JavaScript Fetch
Parse HTTP Headers to JSON
Extract specific column from CSV
Create diagrams with code
Convert to/from Unix Timestamps
Convert Hex to RGB
Encode text to HTML entities
Decode HTML entities to text
Convert Markdown to HTML
Calculate Linux Permissions
Generate Cron Expressions
Convert Speed Units
Generate MD5, SHA, RIPEMD Hashes
Compare text and code files quickly and see exactly what's changed. Supports easy side-by-side or inline comparison with syntax highlighting.
Convert JSON to YAML
Convert YAML to JSON
Calculate CIDR and Subnet Masks
Escape/Unescape Special Characters
Sort, Dedup, and Trim Lines
Convert Text to ASCII/Hex
Convert text to camelCase format
Convert text to PascalCase format
Convert text to snake_case format
Convert text to kebab-case format
Convert text to CONSTANT_CASE format
Common Git Commands Reference
HTTP Status Code Lookup
MIME Type Lookup
Chmod/Chown Reference
Ports & Protocols
Docker CLI Commands
Cron Expression Guide
Vim/Nano Commands
Safe Characters Reference
Flexbox Layout Guide
Accessibility Roles
Keyboard Event Keys
Cursor Property List
Common SQL Syntax
Common Regular Expressions
JSON Web Token Guide
SemVer Rules (x.y.z)
Percent EncodingRef
Request/Response Headers
Web Security Risks
ASCII Control Codes
UUID v1 vs v4
Algorithm Complexity Chart
Generate test CSV files with customizable rows, columns, and delimiters
Generate test JSON data with arrays, objects, and wrapping options
Generate test XML files with namespaces and attributes
Generate test YAML configuration files with style options
Generate SQL statements for MySQL, Postgres, SQLite, and more
Generate PDF documents with custom page sizes and orientation
Generate Markdown with tables, code blocks, and more
Generate text in various styles and casing
Generate HTML pages with frameworks and themes
Generate REST API responses with status codes and latency
Generate localized user and product data
Generate GraphQL schemas with mutations and subscriptions
Generate SQL schemas with constraints and foreign keys
Generate configuration files for various environments
Generate XML sitemaps with priority and frequency distribution
Generate RSS feeds with images and custom agents
Generate responsive email templates in various styles
Generate logs in Apache, Nginx, or JSON formats
Generate images with text, colors, and specific dimensions
Calculate subnet mask, network address, broadcast address, and usable IP range from CIDR notation
Generate random MAC addresses in various formats (colon, hyphen, dot notation)
Convert IP addresses between decimal, binary, and hexadecimal formats
Calculate network information from CIDR notation
Look up common port numbers and their associated services
Parse user agent strings to extract browser, OS, and device information
Generate robots.txt files for search engine crawlers
Generate .htaccess configuration files for Apache servers
Generate HTML meta tags for SEO and social media
Generate HMAC (Hash-based Message Authentication Code) hashes
Encode and decode text using Base32 encoding
Encode and decode URLs with component breakdown
Perform matrix operations including addition, multiplication, and transpose
Solve quadratic equations (ax² + bx + c = 0) and find roots
Check if a number is prime and find its factors
Generate prime numbers within a range or count
Calculate Greatest Common Divisor and Least Common Multiple
Calculate permutations (nPr)
Calculate combinations (nCr)
Calculate factorial (n!)
Generate Fibonacci sequence and calculate golden ratio
Convert numbers between different bases (binary, octal, decimal, hex)
Calculate voltage, current, resistance, and power using Ohm's Law
Decode resistor color bands to resistance value
Calculate voltage drop in electrical wiring
Calculate power consumption and electricity cost
Calculate force, mass, or acceleration using Newton's Second Law
Calculate kinetic energy (KE = ½mv²)
Calculate gravitational potential energy (PE = mgh)
Calculate range, max height, and time of flight for projectile motion
Calculate wavelength or frequency using c = λf
Calculate density, mass, or volume
Calculate central tendency measures for a dataset
Calculate standard deviation and variance
Calculate z-score and percentile
Calculate required sample size for surveys
Calculate correlation coefficient between two variables
Calculate linear regression equation and R²
Calculate confidence interval for a sample
Rewrite text with different words
Summarize long text into key points
Convert text to bullet points
Find and replace text in bulk
Compare two texts for similarity
Generate acronyms from phrases
Generate fake names for testing
Generate inspirational quotes
Calculate tips and split bills
Calculate sales tax on purchases
Calculate discounts and savings
Calculate aspect ratios for images and videos
Convert between numbers and Roman numerals
Translate text to/from Morse code
Convert text to/from binary
Calculate BPM by tapping
Calculate daily water needs
Calculate optimal sleep times
Generate engaging Instagram captions
Generate trending hashtags
Count characters for different platforms
Create UTM tracking links
Calculate social media engagement
Calculate conversion rates
Calculate statistical significance
Calculate return on investment
Calculate CTR for ads
Calculate cost per thousand impressions
Analyze keyword density in text
Generate SEO meta descriptions
Generate JSON-LD schema markup
Generate XML sitemaps
Validate robots.txt syntax
Generate Open Graph meta tags
Generate Twitter Card meta tags
Generate canonical URL tags
Generate hreflang tags for multilingual sites
Validate JSON-LD structured data
Calculate file sizes and conversions
Convert steps to distance
Calculate daily screen time
Calculate macronutrient needs
Plan monthly budget
Calculate debt repayment schedule
Calculate fuel costs for trips
Estimate electricity costs
Calculate travel time and arrival
Convert time between time zones
Get an instant ATS score, keyword gap analysis, and personalized improvement tips.
Create perfect resumes for specific roles (Developer, Data Analyst, HR, etc).
Find high-impact keywords for your target job role and boost your resume.
Gamified resume scoring system. Fix 5 things to get a 100/100.
Paste a job description and get a match score + missing keywords.
SEO-optimized resume templates for Freshers, Interns, and Experienced Pros.
Comprehensive website analysis tool that checks SEO optimization, page speed, performance metrics, and provides actionable recommendations - all without third-party APIs
Scan 50+ social media and developer platforms to check availability of a username or brand.
Make smarter decisions with AI-powered ROI analysis, risk assessment, and personalized recommendations