All Free Online Tools
Free online tools organized by category. Every tool runs in your browser — fast, private, and free.
Word Counter
Count words, characters, sentences, and paragraphs in your text instantly. Free online word counter tool for writers and students.
Character Counter
Count characters with and without spaces in real time. Perfect for Twitter, meta descriptions, and SMS character limits.
Case Converter
Convert text between uppercase, lowercase, title case, sentence case, and more. Free online case converter tool.
Text Reverser
Reverse any text string instantly. Reverse letters, words, or entire sentences with this free online text reverser tool.
Lorem Ipsum Generator
Generate lorem ipsum placeholder text by paragraphs, sentences, or words. Free dummy text generator for designers.
String Encoder/Decoder
Encode and decode strings with Base64, URL encoding, HTML entities, and more. Free online string encoding tool.
Text to Slug Converter
Convert any text into a URL-friendly slug. Generate clean, SEO-optimized URL slugs from titles and headings.
Remove Duplicate Lines
Remove duplicate lines from text instantly. Keep unique lines and eliminate repetition with this free online tool.
Remove Empty Lines
Remove blank and empty lines from text. Clean up extra whitespace and line breaks with this free online tool.
Sort Lines Alphabetically
Sort text lines alphabetically in ascending or descending order. Free online line sorter with multiple sorting options.
Text Diff Checker
Compare two texts and highlight differences. Find additions, deletions, and changes between text versions easily.
Find and Replace
Find and replace text strings instantly. Supports regex, case-sensitive search, and bulk text replacements online.
Add Line Numbers
Add line numbers to any text. Customize numbering format, starting number, and separator for code and documents.
Text to Binary Converter
Convert text to binary code and binary to text. Translate ASCII characters to 8-bit binary representation instantly.
Binary to Text Converter
Convert binary code to readable text instantly. Decode 8-bit binary strings to ASCII characters with this free tool.
ROT13 Encoder/Decoder
Encode and decode text using the ROT13 cipher. Shift letters by 13 positions for simple text obfuscation online.
Morse Code Translator
Translate text to Morse code and Morse code to text. Includes audio playback of dots and dashes for learning.
Palindrome Checker
Check if a word, phrase, or sentence is a palindrome. Instantly verify text that reads the same forwards and backwards.
Random String Generator
Generate random strings with custom length and character sets. Create random alphanumeric, hex, or custom character strings.
Truncate Text
Truncate text to a specific character or word count. Add ellipsis or custom endings to shortened text automatically.
Extract Emails from Text
Extract all email addresses from any text block. Find and list every email hidden in documents, HTML, or raw text.
Extract URLs from Text
Extract all URLs and links from any text. Find every HTTP, HTTPS, and FTP link in documents and HTML content.
Strip HTML Tags
Remove all HTML tags from text and keep only plain content. Clean up HTML markup instantly with this free tool.
Text to Speech
Convert text to spoken audio using browser speech synthesis. Listen to any text read aloud with adjustable voice and speed.
Unicode Character Lookup
Search and lookup Unicode characters by name, code point, or symbol. Browse the full Unicode table with descriptions.
JSON Formatter & Validator
Format, beautify, and validate JSON data online. Instantly indent and syntax-highlight your JSON with error detection.
JSON to CSV Converter
Convert JSON arrays to CSV format instantly. Transform JSON data into downloadable spreadsheet-compatible CSV files.
CSV to JSON Converter
Convert CSV data to JSON format online. Transform spreadsheet CSV files into structured JSON arrays instantly.
HTML Formatter & Beautifier
Format and beautify HTML code with proper indentation. Clean up messy HTML markup instantly with this free tool.
CSS Minifier
Minify CSS code to reduce file size. Remove comments, whitespace, and optimize selectors for faster page loads.
CSS Formatter & Beautifier
Format and beautify CSS code with proper indentation. Make minified or messy CSS readable and well-structured.
JavaScript Minifier
Minify JavaScript code to reduce file size. Remove whitespace, shorten variables, and optimize for production use.
JavaScript Beautifier
Beautify and format JavaScript code with proper indentation. Make minified JS readable with customizable formatting.
SQL Formatter
Format and beautify SQL queries with proper indentation. Support for MySQL, PostgreSQL, SQL Server, and more.
XML Formatter & Validator
Format, beautify, and validate XML documents. Indent nested elements and detect syntax errors in XML data.
Regex Tester
Test and debug regular expressions in real time. Match, capture, and replace with live highlighting and explanations.
Color Picker & Converter
Pick colors and convert between HEX, RGB, HSL, and CMYK formats. Generate color palettes and gradients online.
Base64 Image Encoder
Convert images to Base64 encoded strings and data URIs. Embed images directly in HTML and CSS without external files.
Markdown to HTML Converter
Convert Markdown to clean HTML code instantly. Transform MD syntax to valid HTML with live preview and syntax highlighting.
HTML to Markdown Converter
Convert HTML code to clean Markdown syntax. Transform web content into Markdown format for docs and READMEs.
JWT Decoder
Decode and inspect JSON Web Tokens. View the header, payload, and signature of any JWT without a secret key.
UUID Generator
Generate random UUIDs (v4) and other UUID versions online. Create unique identifiers for databases and applications.
Hash Generator (MD5, SHA1, SHA256)
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from text. Create cryptographic hash values for verification and security.
Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa. Support for seconds, milliseconds, and multiple formats.
Cron Expression Parser
Parse and explain cron expressions in plain English. Build, validate, and test cron schedules with a visual editor.
IP Address Lookup
Look up details about any IP address including geolocation, ISP, and network information. Find your own public IP address.
HTTP Status Code Reference
Browse all HTTP status codes with descriptions and examples. Understand 1xx to 5xx response codes for web development.
HTML Entity Encoder/Decoder
Encode special characters to HTML entities and decode entities back to characters. Essential for safe HTML output.
URL Parser & Encoder
Parse URLs into components and encode/decode URL strings. Analyze protocol, host, path, query parameters, and fragments.
Code Diff Tool
Compare two code files side by side with syntax highlighting. Find differences in source code with line-level precision.
Meta Tag Generator
Generate SEO-optimized meta tags for your web pages. Create title, description, robots, and viewport meta tags easily.
Open Graph Tag Generator
Generate Open Graph meta tags for beautiful social media link previews on Facebook, LinkedIn, and other platforms.
Twitter Card Generator
Generate Twitter Card meta tags for rich tweet previews. Create summary, large image, and player card tags for X/Twitter.
Robots.txt Generator
Generate a robots.txt file for your website. Control search engine crawling with allow and disallow rules easily.
XML Sitemap Generator
Generate XML sitemaps for search engines. Create properly formatted sitemaps with priority and change frequency settings.
Google SERP Preview
Preview how your page will look in Google search results. Optimize titles and descriptions for better click-through rates.
Keyword Density Checker
Analyze keyword density and frequency in your content. Check how often keywords appear to optimize for SEO balance.
Schema Markup Generator
Generate JSON-LD schema markup for rich search results. Create structured data for articles, products, FAQs, and more.
Heading Tag Analyzer
Analyze the heading structure of any webpage. Check H1-H6 hierarchy for SEO best practices and accessibility.
Page Title Length Checker
Check your page title length in characters and pixels. Ensure titles display correctly in Google search results.
Meta Description Length Checker
Check your meta description length for SEO. Ensure descriptions display fully in Google search results without truncation.
Redirect Chain Checker
Check URL redirect chains and status codes. Trace the full redirect path from start to final destination URL.
Favicon Generator
Generate favicons in all sizes from a single image. Create ICO, PNG, and Apple Touch icons for complete browser support.
SEO Slug Generator
Generate SEO-friendly URL slugs from page titles and headings. Create clean, keyword-rich URL paths for better rankings.
Content Readability Scorer
Analyze text readability with Flesch-Kincaid, Gunning Fog, and other scoring algorithms. Optimize content for your audience.
Social Media Preview
Preview how your links will look when shared on Facebook, Twitter, LinkedIn, and Pinterest. Optimize social sharing.
Canonical URL Checker
Check canonical URL tags on any webpage. Identify duplicate content issues and verify proper canonical implementation.
Structured Data Validator
Validate JSON-LD, Microdata, and RDFa structured data. Check schema markup for errors before deploying to production.
Anchor Text Analyzer
Analyze anchor text distribution across links on any page. Check for over-optimized or unnatural linking patterns.
Internal Link Analyzer
Analyze internal linking structure of your webpage. Find orphan pages, optimize link equity flow, and improve site navigation.
Percentage Calculator
Calculate percentages easily. Find percentage of a number, percentage change, increase, decrease, and ratio conversions.
Age Calculator
Calculate your exact age in years, months, days, hours, and minutes. Find age between any two dates precisely.
BMI Calculator
Calculate your Body Mass Index with height and weight. Get BMI category, healthy weight range, and health insights.
Unit Converter
Convert between units of length, weight, volume, area, and more. Comprehensive unit conversion tool with 100+ units.
Speed Converter
Convert between speed units like mph, km/h, knots, and m/s. Calculate speed conversions for any velocity measurement.
Data Storage Converter
Convert between data storage units. Calculate bytes, KB, MB, GB, TB, and more with binary and decimal options.
Number System Converter
Convert between decimal, binary, octal, and hexadecimal number systems. Translate numbers across different bases instantly.
Roman Numeral Converter
Convert between Roman numerals and Arabic numbers. Translate numbers to Roman numeral format and back instantly.
Temperature Converter
Convert between Celsius, Fahrenheit, and Kelvin temperatures. Instant temperature conversion with formula display.
Time Zone Converter
Convert times between world time zones. Schedule meetings across time zones with this easy-to-use converter tool.
Currency Converter
Convert between world currencies with live exchange rates. Calculate currency conversions for 150+ currencies instantly.
Loan/EMI Calculator
Calculate loan EMI, total interest, and amortization schedule. Plan mortgages, car loans, and personal loans easily.
Discount Calculator
Calculate sale prices and savings from percentage discounts. Find the final price after single or multiple discounts.
Tip Calculator
Calculate tips and split bills easily. Determine tip amounts, per-person shares, and total costs for any group size.
GPA Calculator
Calculate your GPA from course grades and credit hours. Support for 4.0, weighted, and cumulative GPA calculations.
Color Code Converter
Convert color codes between HEX, RGB, HSL, and CMYK formats. Translate any color value to other color systems.
Aspect Ratio Calculator
Calculate aspect ratios for images and videos. Find dimensions while maintaining proportions for any screen or media.
Electricity Cost Calculator
Calculate electricity costs for appliances and devices. Estimate power consumption and monthly energy bills easily.
Fuel Cost Calculator
Calculate fuel costs for any trip. Estimate gas expenses based on distance, fuel efficiency, and current gas prices.
Date Difference Calculator
Calculate the exact difference between two dates. Find days, weeks, months, and years between any two dates easily.
Salary to Hourly Calculator
Convert annual salary to hourly wage, or hourly rate to annual salary. See your pay broken down by hour, day, week, month, and year.
Sales Tax Calculator
Calculate sales tax and total price from any pre-tax amount. Or remove tax from a total to find the original price. Includes all US state tax rates.
Scientific Notation Calculator
Convert numbers to and from scientific notation. Multiply, divide, add, and subtract numbers in scientific notation with step-by-step solutions.
Square Root Calculator
Calculate the square root, cube root, or any nth root of a number instantly. Also computes squares, cubes, and shows nearby perfect squares.
Grade Calculator
Calculate your test grade as a percentage and letter grade. Also compute weighted course grades and find out what score you need on a final exam.
ROI Calculator
Calculate return on investment (ROI) as a percentage. Enter your initial investment and final value to see net profit, ROI, and annualized returns.
BMR Calculator
Calculate your Basal Metabolic Rate (BMR) and daily calorie needs at different activity levels using the Mifflin-St Jeor equation.
Calorie Calculator
Calculate your daily calorie needs based on your stats, activity level, and weight goal. Get macro breakdowns and projected weight change.
Ideal Weight Calculator
Calculate your ideal body weight using four medical formulas: Hamwi, Devine, Robinson, and Miller. See results in kg and lbs plus healthy BMI range.
Body Fat Calculator
Estimate your body fat percentage using the US Navy method with body measurements. Shows fat mass, lean mass, and body fat category.
Calorie Deficit Calculator
Calculate the daily calorie deficit needed to reach your weight loss goal. Set a time target or weekly loss rate and see your projected weight timeline.
Water Intake Calculator
Calculate your recommended daily water intake based on your weight, activity level, and climate. Results shown in liters, fl oz, cups, and glasses.
Sleep Calculator
Calculate the best time to go to bed or wake up based on 90-minute sleep cycles. Wake up refreshed by timing your sleep to complete full cycles.
Pythagorean Theorem Calculator
Calculate any side of a right triangle using the Pythagorean theorem (a² + b² = c²). Find the hypotenuse or any leg with step-by-step solutions.
Circumference Calculator
Calculate the circumference, area, diameter, arc length, and sector area of a circle from radius or diameter. Instant results with formulas shown.
Area Calculator
Calculate the area and perimeter of 7 shapes: rectangle, circle, triangle, trapezoid, parallelogram, ellipse, and regular polygon. Step-by-step formulas.
Quadratic Formula Calculator
Solve any quadratic equation ax² + bx + c = 0 instantly. Finds real and complex roots, discriminant, vertex, and axis of symmetry with step-by-step solutions.
Fraction Calculator
Add, subtract, multiply, and divide fractions with step-by-step solutions. Also simplifies fractions and converts results to decimals and mixed numbers.
GCF and LCM Calculator
Find the Greatest Common Factor (GCF) and Least Common Multiple (LCM) of 2–6 numbers using prime factorization with full step-by-step explanations.
Prime Factorization Calculator
Find the prime factors of any number up to 10 billion. Shows prime factorization in exponential form, all divisors, factor pairs, and whether the number is prime.
Average Calculator
Calculate mean, median, mode, range, standard deviation, and more from a list of numbers. Enter values comma-separated or one per line.
Mortgage Calculator
Calculate your monthly mortgage payment, total interest, and view a full amortization schedule. Enter home price, down payment, interest rate, and loan term.
Retirement Calculator
Calculate how much you will have at retirement based on current savings, monthly contributions, annual return rate, and time horizon. Includes inflation adjustment.
Auto Loan Calculator
Calculate your monthly car payment, total cost, and interest for any auto loan. Includes trade-in value, sales tax, and a month-by-month amortization breakdown.
Compound Savings Calculator
Calculate how your savings grow with compound interest over time. Add regular monthly contributions and see interest earned year by year.
Net Worth Calculator
Calculate your net worth by entering all your assets and liabilities. Get a clear picture of your financial health with totals and debt-to-asset ratio.
Paycheck Calculator
Calculate your take-home pay after federal taxes, state taxes, Social Security, Medicare, 401(k), and health insurance deductions. 2024 US tax brackets.
Standard Deviation Calculator
Calculate standard deviation, variance, mean, and other statistics for any dataset. Supports both population (÷N) and sample (÷N−1) formulas.
Z-Score Calculator
Calculate z-scores and find probabilities for normal distributions. Convert raw scores to z-scores or find the probability area under the curve.
Confidence Interval Calculator
Calculate confidence intervals for means and proportions. Choose from 80% to 99.9% confidence levels with automatic z-score lookup.
Probability Calculator
Calculate probabilities for single events, compound events, Bayes' theorem, and binomial distributions. Essential for statistics and data science.
Combination & Permutation Calculator
Calculate combinations C(n,r) and permutations P(n,r) instantly. Find how many ways to choose or arrange items from a set.
Percentile Calculator
Calculate percentiles and quartiles for any dataset. Find the value at a given percentile, or find what percentile rank a specific value falls at.
Margin of Error Calculator
Calculate the margin of error for surveys and polls, or find the sample size needed to achieve a desired margin of error at any confidence level.
Normal Distribution Calculator
Calculate probabilities under the normal distribution curve. Find P(X ≤ x), P(X ≥ x), or P(a ≤ X ≤ b) for any mean and standard deviation.
Right Triangle Calculator
Solve any right triangle given 2 known values: sides a, b, c (hypotenuse) or acute angles A and B. Calculates all sides, angles, area, and perimeter.
Law of Sines Calculator
Solve any triangle using the Law of Sines: a/sin(A) = b/sin(B) = c/sin(C). Works for ASA, AAS, and SSA triangle configurations.
Law of Cosines Calculator
Solve any triangle using the Law of Cosines: c² = a² + b² − 2ab·cos(C). Handles SAS (find side) and SSS (find angles) configurations.
Slope Calculator
Calculate the slope, equation, distance, midpoint, and angle of a line through two points. Includes y-intercept, x-intercept, and perpendicular slope.
Distance Calculator (Points)
Calculate the distance between two points in 2D or 3D space using the distance formula. Also finds midpoint, slope, and angle.
Midpoint Calculator
Find the midpoint between two points in 2D or 3D space. Also find a missing endpoint given one endpoint and the midpoint.
Percent Error Calculator
Calculate percent error between an experimental (measured) value and a theoretical (accepted) value. Used in science, chemistry, and physics labs.
Significant Figures Calculator
Count significant figures in any number, round to a specified number of sig figs, and apply significant figure rules to addition, subtraction, multiplication, and division.
Roofing Calculator
Calculate roofing materials needed for any roof. Enter length, width, and pitch to get squares, shingle bundles, ridge cap, and nail count.
Flooring Calculator
Calculate how much flooring you need for one or multiple rooms. Get total square footage, waste-adjusted area, and number of boxes.
Mulch Calculator
Calculate cubic yards, cubic feet, and bags of mulch or topsoil for rectangular and circular garden beds.
Gravel Calculator
Calculate cubic yards, cubic feet, and tons of gravel, crushed stone, sand, fill dirt, or topsoil for any project.
Fence Calculator
Calculate fence posts, boards, rails, and concrete needed for a wood privacy fence.
Deck Calculator
Calculate deck boards, screws, and joists needed for a wood or composite deck.
Drywall Calculator
Calculate drywall sheets, joint compound, tape, and screws for any room or multiple rooms.
Lumber Calculator
Calculate board feet and linear feet for any lumber order. Add multiple pieces with different dimensions.
Pool Volume Calculator
Calculate swimming pool volume in gallons and liters. Supports rectangular, oval, and round pools with variable depth.
Wallpaper Calculator
Calculate how many rolls of wallpaper you need. Accounts for pattern repeat, roll dimensions, doors, and windows.
Stair Calculator
Calculate stair rise, run, number of steps, stringer length, and angle from total floor-to-floor rise. Checks building code compliance.
Insulation Calculator
Calculate insulation thickness and quantity needed to reach any R-value. Supports fiberglass batts, blown insulation, spray foam, and rigid foam.
Brick Calculator
Calculate bricks and mortar bags needed for any wall. Choose from 5 standard brick sizes.
HVAC BTU Calculator
Calculate BTU heating or cooling capacity needed for any room. Accounts for insulation, climate zone, occupants, and windows.
Solar Panel Calculator
Calculate how many solar panels you need based on monthly electricity usage. Get system size, annual output, CO2 offset, and estimated cost.
Garden Area Calculator
Calculate total garden bed area, soil volume, and plant count for multiple beds in rectangle, circle, or triangle shapes.
Vinyl Siding Calculator
Calculate how many squares of vinyl or wood siding you need. Enter wall areas, exposure, and waste percentage.
Patio Calculator
Calculate patio pavers, setting sand, and base gravel needed for any patio or walkway project.
Gutter Calculator
Calculate gutter linear footage, downspout count, hangers, and elbows needed for any house.
Window Opening Calculator
Calculate rough opening dimensions and header size for windows and doors. Add multiple openings of different sizes.
Image Resizer
Resize images online for free. Change width, height, or scale by percentage while maintaining aspect ratio. Supports JPG, PNG, WebP. Perfect picture size converter for social media, web, and print.
Image Compressor
Compress images online for free to reduce file size without losing visible quality. Optimize JPG, PNG, and WebP images for faster web loading, email, and uploads.
Image Cropper
Crop images online for free with a visual cropper. Select custom areas, use preset aspect ratios (1:1, 4:3, 16:9), crop to circle, and download instantly.
Image to Base64 Converter
Convert any image to a Base64 encoded string. Generate data URIs for embedding images directly in HTML, CSS, or JavaScript.
Base64 to Image Converter
Convert Base64 encoded strings back to downloadable images. Paste a data URI or raw Base64 and get your image instantly.
Image Format Converter
Convert images between JPG, PNG, WebP, GIF, and BMP formats online for free. Batch image format converter with quality control. Change any image format instantly.
QR Code Generator
Generate QR codes for URLs, text, WiFi, vCards, and more. Customize colors and size, then download as PNG or SVG.
Barcode Generator
Generate barcodes in Code128, EAN-13, UPC-A, and other formats. Free online barcode maker with customizable options.
Color Palette Extractor
Extract dominant colors from any image. Get hex codes, RGB values, and a ready-to-use color palette for your designs.
Image Watermark Tool
Add text or image watermarks to your photos. Customize position, opacity, size, and font to protect your images.
Image Flip & Rotate
Flip images horizontally or vertically and rotate by any angle. Free online tool for quick image orientation fixes.
Image Brightness & Contrast
Adjust image brightness, contrast, and saturation online. Fine-tune photos with real-time sliders and instant preview.
Image Blur Tool
Apply blur effects to images online. Use Gaussian blur or selective blur to soften images or obscure sensitive areas.
Favicon from Image
Convert any image into favicon files (ICO, PNG). Generate all standard sizes for your website from a single image.
SVG to PNG Converter
Convert SVG vector files to PNG raster images. Choose custom dimensions and background color for high-quality output.
WebP to JPG Converter
Convert WebP images to JPG format online for free. Make WebP files compatible with all devices and platforms instantly.
HEIC to JPG Converter
Convert iPhone HEIC photos to JPG online for free. No software needed — instant HEIC/HEIF to JPEG conversion in your browser.
PNG to JPG Converter
Convert PNG images to JPG online for free. Reduce file size by switching from lossless PNG to optimized JPG. Batch conversion supported.
JPG to PNG Converter
Convert JPG images to PNG format online for free. Get lossless PNG quality with transparency support. Batch conversion available.
Background Remover
Remove image backgrounds online for free. Make transparent PNG images by removing solid color backgrounds with adjustable tolerance.
Image to Text (OCR)
Extract text from images using OCR. Free online optical character recognition supporting 12+ languages including English, French, Spanish, Arabic.
Compress Image to Exact Size
Compress images to a specific file size (50KB, 100KB, 200KB, 500KB, 1MB). Free online tool with smart quality optimization.
PDF Merge
Merge multiple PDF files into one document online for free. Combine PDFs with drag-and-drop reordering. No upload to server — 100% browser-based.
PDF Split
Split PDF files into separate pages or page ranges. Extract specific pages from any PDF document for free.
PDF to Text Extractor
Extract text content from PDF files. Convert PDF documents to plain text for editing, searching, and analysis.
Image to PDF Converter
Convert images to PDF documents online for free. Combine multiple JPG, PNG, or WebP images into a single PDF. Drag-and-drop reordering with custom page sizes.
PDF Page Reorder
Rearrange pages in your PDF document. Drag and drop pages to change their order and download the reorganized PDF.
PDF Password Protect
Add password protection to PDF files. Secure documents with encryption to control who can open and edit them.
PDF Rotate Pages
Rotate individual pages or all pages in a PDF. Fix orientation issues with 90, 180, or 270 degree rotation.
PDF Compressor
Compress PDF files online for free to reduce size. Optimize PDFs for email, web upload, or storage while maintaining readability. Reduce PDF size by up to 80%.
PDF Watermark
Add text watermarks to PDF pages. Customize font, size, color, opacity, and position for document protection.
HTML to PDF Converter
Convert HTML content to PDF documents. Paste HTML code and generate a downloadable PDF with proper formatting.
PDF Metadata Editor
View and edit PDF metadata including title, author, subject, and keywords. Update document properties easily.
PDF Page Counter
Quickly count pages in any PDF file. Upload and get an instant page count without opening the full document.
PDF to JPG Converter
Convert PDF pages to JPG images online for free. Extract every page as a high-quality JPEG with adjustable resolution and quality.
Password Generator
Generate strong, random passwords with customizable length and character types. Create secure passwords instantly.
Password Strength Checker
Check how strong your password is. Get detailed analysis with improvement suggestions and estimated crack time.
Pomodoro Timer
Free online Pomodoro timer for focused productivity. Work in 25-minute intervals with short breaks.
Typing Speed Test
Test your typing speed and accuracy. Measure words per minute (WPM) with various text samples.
Countdown Timer
Set a countdown timer for any duration. Free online timer with audio alarm and full-screen mode.
Online Stopwatch
Free online stopwatch with lap timing. Precise timing with start, stop, lap, and reset controls.
Online Notepad
Simple online notepad for quick notes. Auto-saves to browser storage so your notes persist between visits.
Markdown Editor
Write and preview Markdown in real time. Side-by-side editor with syntax highlighting and export options.
JSON Tree Viewer
Visualize JSON data as an interactive tree structure. Expand, collapse, and search nodes easily.
Diff Viewer
Compare two text blocks and see differences highlighted. Side-by-side or inline diff view.
Code Screenshot
Create beautiful code screenshots for sharing. Choose themes, languages, and export as high-resolution PNG.
Emoji Picker
Browse and copy emojis easily. Search by name, browse categories, and copy with one click.
Placeholder Image Generator
Generate placeholder images for web design. Custom sizes, colors, and text for mockups and wireframes.
AI Essay Writer
Generate well-structured essays on any topic with AI. Choose tone, length, and style for academic, persuasive, or informative essays.
AI Paragraph Rewriter
Rewrite any paragraph with AI while preserving the original meaning. Improve clarity, change tone, and enhance readability.
AI Text Summarizer
Summarize long articles, documents, and text into concise summaries. Choose brief, medium, or bullet point formats.
AI Grammar Checker
Check and fix grammar, spelling, and punctuation errors with AI. Get corrected text with a list of all changes made.
AI Tone Converter
Convert text between different tones — professional, casual, formal, humorous, empathetic, or authoritative.
AI Email Writer
Generate professional emails instantly. Write business, sales, follow-up, and cold outreach emails with AI assistance.
AI Blog Title Generator
Generate SEO-friendly, click-worthy blog titles. Get 10 title ideas in listicle, how-to, question, or click-worthy styles.
AI Meta Description Generator
Generate SEO-optimized meta descriptions (150-160 chars) with target keywords. Get 5 variations for A/B testing.
AI Product Description Writer
Write compelling product descriptions for e-commerce. Highlight features, benefits, and drive conversions with AI copywriting.
AI Social Media Post Generator
Create engaging social media posts for Twitter, LinkedIn, Instagram, Facebook, and TikTok with AI-generated content and hashtags.
AI Headline Generator
Generate attention-grabbing headlines for news, blogs, ads, and email subject lines. Get 10 options using proven headline formulas.
AI Paraphrase Tool
Paraphrase text with AI using different words while keeping the same meaning. Standard, academic, simplified, and creative styles.
AI Story Generator
Generate creative short stories with AI. Choose genre, length, and provide a premise for unique fantasy, sci-fi, mystery, and more.
AI Content Expander
Expand short text into detailed, comprehensive content. AI adds depth, examples, and explanations while maintaining your original message.
AI Bullet Point Generator
Convert long text into organized, concise bullet points. Extract key information and organize it for easy scanning.
AI Call-to-Action Generator
Generate high-converting CTAs for websites, ads, and emails. Get 10 compelling call-to-action phrases optimized for your goal.
AI Tagline Generator
Create memorable taglines and slogans for your brand. Get 10 catchy, professional taglines in various tones.
AI Pros & Cons Generator
Generate balanced pros and cons lists for any topic, product, or decision. AI provides well-reasoned arguments for both sides.
AI FAQ Generator
Generate relevant FAQ sections with comprehensive answers. Create 5-20 commonly asked questions for any topic or product.
AI Review Writer
Write detailed, authentic product and service reviews. Choose rating, specify aspects to cover, and get balanced reviews.
AI Bio Generator
Generate professional bios for LinkedIn, Twitter, websites, and resumes. Get short, medium, and long versions instantly.
AI Ad Copy Generator
Write high-converting ad copy for Google Ads, Facebook, LinkedIn, and more. AI-powered advertising copywriter.
AI Cover Letter Writer
Write professional cover letters for job applications. Highlight your experience, skills, and enthusiasm with AI assistance.
AI Resume Summary Writer
Write impactful resume summaries that highlight strengths, experience, and achievements in 3-5 powerful sentences.
AI Hashtag Generator
Generate relevant, trending hashtags for Instagram, Twitter, TikTok, and LinkedIn. Get 30 hashtags organized by popularity.