Tools Canvas
Color Picker
Pick colors visually, sync HEX/RGB/HSL values, and extract dominant palettes from uploaded images.
Design System Generator
Turn two or three brand colors into semantic design tokens with live previews and CSS, Tailwind, SCSS, and JSON exports.
Background Remover
Remove image backgrounds and download a transparent PNG — works on any image.
Remove Object from Photo
Paint over unwanted objects in a photo and let AI fill in the background. Select a region, draw a mask, and download the cleaned result as PNG.
Remove Gemini Watermark
Remove the Gemini sparkle watermark from AI-generated images. Batch processing, lossless, instant.
Depth Map Generator
Generate a depth map from any image using AI. Download grayscale or colorized depth maps, and explore a 3D parallax preview.
Image Converter
Convert any image to JPG, PNG, WebP, GIF, BMP, TIFF, or AVIF. Accepts all major image formats as input.
Images to PDF
Merge image files into one downloadable PDF.
JSON Formatter
Format and validate JSON quickly with clean output and errors.
Random JSON Creator
Generate mock user, product, address, and post JSON instantly.
Base64 Encode/Decode
Convert plain text to Base64 and back in one panel.
QR Code Generator
Generate live QR codes for text or URLs, then download PNG or SVG instantly.
CSV to JSON Converter
Transform CSV rows into JSON arrays for API and app usage.
JSON to CSV Converter
Convert JSON arrays of objects to CSV format with automatic header extraction.
Epoch Converter
Convert Unix timestamps to readable date and time values.
Markdown to HTML
Render markdown into clean, copy-ready HTML output.
HTML to PDF
Preview raw HTML in the browser and export it as a PDF with page settings.
SVG to PNG Converter
Export SVG artwork as PNG images in one click.
Merge Images
Combine multiple images into one single output file.
Image to Text (OCR)
Extract readable text from image files inside your browser.
Video Converter
Convert video files between MOV, MP4, WebM, AVI, and GIF formats.
Video Trimmer
Cut and extract a section from any video by setting start and end timestamps.
Video Slow Motion
Slow down any video at 0.75x, 0.5x, 0.25x, or a custom speed with optional motion-interpolated frame generation.
Shared Todo List
Real-time collaborative todos. Share the link — no account or server needed.
Shared Kanban Board
Real-time collaborative kanban board. Share the link — no account or server needed.
Compound Interest Calculator
Model long-term investment growth with compound interest, monthly deposits, and management fees. Visualize results with a chart and yearly breakdown.
Currency Converter
Convert between 170+ currencies with live exchange rates. Free, private, and browser-based.
Quadratic Calculator
Solve ax² + bx + c = 0 instantly. Get roots, discriminant, vertex, axis of symmetry, and a live parabola graph.
Case Converter
Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case, and 6 more formats instantly.
Dice Roller & Coin Flip
Roll dice (d4–d20) and flip coins with cryptographic randomness, history, and stats.
Date Calculator
Calculate days between dates or add and subtract days from any date. Shows business days, weeks, and full breakdowns.
Age Calculator
Calculate your exact age in years, months, and days with zodiac signs, generation, and fun facts.
Fate Number Calculator
Calculate your Life Path and Destiny numbers from your birth date and name. Discover personality traits, compatibility, and lucky attributes.
Interest Calculator
Calculate simple and compound interest on savings and investments with yearly breakdown.
Height Calculator
Convert between height units (feet, inches, cm) and predict adult height from parent heights.
Calorie Calculator
Calculate daily calorie needs and macros based on age, gender, height, weight, and activity level.
Speed Distance Time Calculator
Calculate speed, distance, or time given the other two values with multiple unit conversions.
Base Calculator
Convert between binary, octal, decimal, and hex. Perform arithmetic in any base with 32-bit two's complement support.
UUID Generator
Generate UUID v4 and v7 online instantly. Bulk generation, formatting options, validation, and one-click copy.
What's My IP
Find your public IPv4 and IPv6 addresses instantly with geolocation info. Free and private.
BMI Calculator
Calculate your Body Mass Index with WHO health classification, visual gauge, and healthy weight range.
Password Generator
Generate secure random passwords with customizable length, character types, and strength meter.
Loan Calculator
Calculate monthly loan payments, total interest, and view a full amortization schedule with chart and PDF export.
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes from text instantly in your browser.
Percentage Calculator
Calculate percentages four ways: X% of Y, what percent X is of Y, X is Y% of what, and percentage change.
Random Number Generator
Generate cryptographically random numbers with custom range, count, and duplicate controls.
Lorem Ipsum Generator
Generate placeholder text as paragraphs, sentences, words, or list items with copy and stats.
JWT Decoder
Decode and inspect JSON Web Tokens. View header, payload, claims, and expiry status instantly.
SQL Formatter
Format and beautify SQL queries with dialect support, keyword uppercasing, and indent options.
Image Compressor
Compress images to reduce file size with adjustable quality. Supports JPG, PNG, and WebP output.
XML to JSON Converter
Convert XML documents to JSON format with automatic attribute handling and nested element support.
YAML to JSON Converter
Convert between YAML and JSON formats instantly. Paste your data, pick a direction, and get formatted output.
HEX to RGB Converter
Convert color values between HEX, RGB, and HSL formats. Enter a color code and see all formats instantly.
Day Counter
Count the days, weeks, hours, and business days between now and any target date. Track countdowns and elapsed time.
Hours Calculator
Calculate hours and minutes between two times, or add and subtract hours from any time. Supports overnight calculations and decimal hours.
Sales Tax Calculator
Calculate sales tax, pre-tax price, and total for any tax rate. Add tax to a price or extract tax from a tax-inclusive total.
LCM Calculator
Calculate the Least Common Multiple of two or more numbers with prime factorization breakdown and GCF.
GCF Calculator
Calculate the Greatest Common Factor of two or more numbers with Euclidean algorithm steps, prime factorization, and LCM.
Scientific Notation Calculator
Convert numbers to and from scientific notation. View scientific, E-notation, and engineering notation formats instantly.
Heat Index Calculator
Calculate heat index (feels-like temperature) from air temperature and humidity with NWS danger level classification.
Density Calculator
Calculate density, mass, or volume given the other two values with unit conversions and material density reference.
Gas Mileage Calculator
Calculate fuel efficiency in MPG, L/100km, and km/L from distance driven and fuel used, with cost-per-mile estimates.
Dew Point Calculator
Calculate dew point temperature, frost point, and comfort level from air temperature and relative humidity.
BTU Calculator
Calculate BTU requirements for heating and cooling based on room size, insulation, climate, and occupancy with AC tonnage recommendations.
Pace Calculator
Calculate running pace, finish time, or distance with preset race distances, split tables, and pace unit conversions.
Slope Calculator
Calculate slope, y-intercept, line equation, distance, and midpoint from two points with an interactive graph.
Scientific Calculator
Evaluate expressions with trigonometric, logarithmic, and exponential functions. Supports degree/radian modes, memory, and calculation history.
Macro Calculator
Calculate daily macronutrient targets for protein, carbs, and fat based on calorie goals with preset and custom macro splits.
BMR Calculator
Calculate your Basal Metabolic Rate using Mifflin-St Jeor, Harris-Benedict, and Katch-McArdle formulas with activity level multipliers.
Circle Calculator
Calculate circle properties — radius, diameter, circumference, and area — from any single known value, with arc length and sector area.
Retirement Calculator
Project retirement savings growth, estimate monthly retirement income, and analyze whether your savings plan meets your goals.
Investment Calculator
Model investment growth with monthly contributions, inflation adjustment, and tax impact over any time horizon.
Square Footage Calculator
Calculate square footage for rooms and properties with multiple shape options, room lists, price estimation, and unit conversions.
Sample Size Calculator
Calculate the required sample size for surveys using Cochran's formula with finite population correction.
Income Tax Calculator
Calculate estimated federal income tax with bracket-by-bracket breakdown for all filing statuses using 2024 tax rates.
Love Calculator
Calculate a fun compatibility score between two names with animated results and match categories.
Grade Calculator
Calculate weighted grade averages with letter grades and GPA, or find out what score you need on your final exam.
Inflation Calculator
Calculate how inflation affects purchasing power over time with year-by-year breakdowns.
Take-Home Pay Calculator
Estimate net pay after federal and state taxes, Social Security, and Medicare with detailed deduction breakdowns by pay period.
Period Calculator
Predict upcoming menstrual periods, ovulation dates, and fertile windows based on cycle length and last period date.
Volume Calculator
Calculate the volume of cubes, spheres, cylinders, cones, pyramids, and prisms with unit conversions.
TDEE Calculator
Calculate your Total Daily Energy Expenditure and BMR with calorie targets for weight loss, maintenance, and gain.
Ovulation Calculator
Estimate ovulation dates, fertile windows, and best conception days based on menstrual cycle length.
Confidence Interval Calculator
Calculate confidence intervals for population means from sample statistics with Z and T distribution support.
Z-Score Calculator
Calculate z-scores from raw values or find raw values from z-scores with percentile lookup and interpretation.
Ratio Calculator
Simplify ratios, scale proportionally, and check equivalence between two ratios.
Standard Deviation Calculator
Calculate population and sample standard deviation, variance, mean, and summary statistics from a list of numbers.
Probability Calculator
Calculate single event probability, combined event probability (AND/OR), and conditional probability with odds display.
Area Calculator
Calculate the area and perimeter of rectangles, circles, triangles, trapezoids, and ellipses.
Fraction Calculator
Add, subtract, multiply, and divide fractions with automatic simplification, mixed number display, and decimal conversion.
Log Calculator
Calculate logarithms with any base, natural logarithms, and antilogarithms with common base comparisons.
Factor Calculator
Find all factors, factor pairs, and prime factorization of any integer with primality testing.
Salary Calculator
Convert salary between hourly, daily, weekly, bi-weekly, semi-monthly, monthly, quarterly, and annual pay periods.
Fuel Cost Calculator
Calculate fuel costs for trips based on distance, fuel efficiency, and gas price with commute cost estimates.
Triangle Calculator
Solve any triangle from three known values using Law of Cosines and Law of Sines. Get all sides, angles, area, perimeter, and properties.
Due Date Calculator
Calculate your estimated due date, gestational age, trimester timeline, and pregnancy milestones from your last menstrual period.
Concrete Calculator
Calculate concrete volume for slabs, footings, columns, and stairs with bag quantity and cost estimates.
Pregnancy Calculator
Track pregnancy progress week by week with baby size comparisons, development milestones, and trimester information.
Robots.txt Generator
Generate robots.txt files with custom rules, presets for common configurations, sitemap references, and crawl delay settings.
Meta Tag Generator
Generate HTML meta tags for SEO including Open Graph, Twitter Card, and standard meta tags with live preview.
Image Blur
Apply adjustable Gaussian blur effects to images with real-time preview and download.
Image Watermark
Add customizable text watermarks to images with adjustable position, size, opacity, rotation, and tiling options.
Countdown Timer
Count down to a target date or set a custom timer with days, hours, minutes, and seconds display.
Text to Speech
Convert text to spoken audio with AI-powered voices. Choose from 10 curated voices, adjust speed, and download as WAV or MP3.
Schema Markup Generator
Generate JSON-LD structured data for Articles, Products, FAQ, Events, and more with schema.org markup.
Matrix Calculator
Perform matrix addition, subtraction, multiplication, transpose, determinant, and inverse calculations.
CSS Gradient Generator
Generate CSS gradient code for linear, radial, and conic gradients with live preview, color stops, and preset templates.
Image Resizer
Resize images to custom dimensions, percentages, or social media presets with aspect ratio lock and format options.
Image Cropper
Crop images with preset aspect ratios or freeform selection and download in PNG, JPEG, or WebP format.
PDF Editor
Open, annotate, and export PDFs. Draw, add text, shapes, and highlights.
PDF Password Protector
Add password protection to PDF files with customizable permissions for printing, copying, and editing.
Merge PDFs
Combine multiple PDF files into a single document. Drag to reorder before merging.
Document Scanner
Convert photos of documents into clean scanned images with adjustable contrast, brightness, and black-and-white modes.
Word & Character Counter
Count words, characters, sentences, paragraphs, and estimate reading time. Analyze word frequency and text statistics instantly as you type.
JSON to XML Converter
Convert JSON data to well-formed XML with proper escaping, nested element support, and configurable root element name.
Roman Numeral Converter
Convert between decimal numbers and Roman numerals. Supports values from 1 to 3,999 with step-by-step conversion breakdowns.
Aspect Ratio Calculator
Calculate and simplify aspect ratios from pixel dimensions. Scale to new sizes while preserving proportions.
Discount & Sale Price Calculator
Calculate sale prices after percentage discounts with optional sales tax. Reverse-calculate discount percentages from original and sale prices.
Tip Calculator & Bill Splitter
Calculate tip amounts and split bills evenly between any number of people. Quick tip buttons, custom amounts, and round-up options.
Weight & Mass Converter
Convert between kilograms, pounds, ounces, stones, grams, metric tons, carats, and more. Instant results for all weight units.
Electricity Cost Calculator
Estimate how much an appliance costs to run per day, month, and year. Select from common appliance presets or enter custom wattage.
Cooking Unit Converter
Convert between cups, tablespoons, teaspoons, fluid ounces, milliliters, liters, grams, and more. Essential for scaling recipes.
Password Strength Analyzer
Analyze password strength, entropy, and estimated crack time. Get actionable suggestions to improve your passwords.
World Clock
View current times across cities worldwide with digital cards, analog clocks, and a 24-hour timeline. Compare times, set a custom reference time, and save your favorite cities.
Image to PDF
Convert any image to a PDF file with custom page size, orientation, and margins.
Emoji Search
Search, browse, and copy emojis by name, keyword, or category.
Regex Tester
Test regular expressions with real-time match highlighting, capture groups, and plain-English explanations.
CSS Box Shadow Generator
Generate CSS box-shadow values with visual controls, live preview, and one-click copy.
Cron Expression Builder
Build cron expressions visually with a live schedule preview and human-readable descriptions.
Favicon Generator
Generate all favicon sizes from a single image, including ICO, Apple Touch Icon, and PWA icons.
Typing Speed Test
Test your typing speed and accuracy. Measures WPM with character-by-character feedback across timed and untimed modes.
Unit Converter
Convert between weight, temperature, length, volume, speed, and area units instantly. See all unit conversions at once.
Pomodoro Timer
Stay focused with timed work sessions and scheduled breaks. Configurable 25-minute intervals with session tracking and audio notifications.
Text Diff
Compare two text blocks and highlight differences line by line. See added, removed, and unchanged lines with color coding.
Distance Between Cities
Calculate the straight-line distance between any two cities in kilometers and miles. Includes estimated flight and driving times.
Fake Data Generator
Generate realistic fake test data including names, emails, addresses, phone numbers, and UUIDs. Export as JSON or CSV.
Photo Collage Maker
Combine multiple photos into a grid collage. Choose from layout templates, adjust spacing, and download as a high-resolution PNG.
IP Subnet Calculator
Calculate subnet mask, network address, broadcast address, and usable host range from any IP address and CIDR notation.
Baking Substitution Guide
Find substitutions for common baking ingredients. Search eggs, butter, buttermilk, flour, and more for instant substitution options with quantities.