All Tools
215 free utilities — private, fast, and no sign-up required.
Image Tools
(16 tools)Image Compressor
Compress JPG, PNG, WebP without losing quality
Image Cropper
Crop and resize images with custom aspect ratios
Color Palette Extractor
Extract dominant colors from any image
Image Resizer
Resize images to any width and height online for free
Image Metadata Remover
Remove EXIF metadata and GPS data from images
Image Batch Resizer
Resize multiple images at once online for free
Image Format Converter
Convert between JPG, PNG, WebP, GIF formats
Social Media Image Resizer
Resize images to exact dimensions for every social platform
HEIC to JPG Converter
Convert iPhone HEIC photos to JPG or PNG free
Passport Photo Maker
Make 2×2 in and 35×45 mm ID photos online free
Image Collage Maker
Combine photos into a grid collage — no watermark
Image to PDF Converter
Convert JPG, PNG and WebP images to a PDF
PDF to Image Converter
Convert PDF pages to high-resolution JPG or PNG
Image Splitter
Split an image into a grid for Instagram carousels
Sprite Sheet Generator
Pack sprites into a texture atlas with a JSON frame map
Image Watermark Tool
Add text or logo watermarks to photos online free
Text Tools
(11 tools)Word Counter
Count words, characters, sentences in real time
Markdown Previewer
Write and preview Markdown in real time
Case Converter
Change text to UPPER, lower, Title, camelCase & more
Text to Speech
Read any text aloud in your browser
Speech to Text
Dictate and transcribe your voice to text
Duplicate Line Remover
Remove duplicate lines and clean up any list
Find and Replace
Search and replace text, with regex support
Text Sorter
Alphabetize, sort by length, reverse or shuffle lines
Word Frequency Counter
Count how often each word appears in text
Text to Morse & Binary Converter
Translate text to Morse code or binary, both ways
Image to Text (OCR)
Extract text from images and download it as a .txt file
Developer Tools
(32 tools)JSON Formatter
Format, validate, and beautify JSON online
Base64 Encoder / Decoder
Encode and decode text, files, and images to Base64
URL Encoder / Decoder
Encode and decode URL strings
JSON to CSV Converter
Convert JSON data to CSV format
JSON Diff Comparator
Compare two JSON files and find differences
JSON Path Finder
Find and extract values from JSON using JSONPath
JSON Escape / Unescape
Escape and unescape JSON strings
JSON Stringify Tool
Convert JavaScript objects to JSON strings
JSON Parse Tool
Parse JSON strings into JavaScript objects
JSON Filter Tool
Filter JSON data by keys and values
JSON Schema Visualizer
Visualize JSON Schema structure and validation
Regex Tester
Test regular expressions with real-time matching
Regex Explainer
Explain regular expressions in plain English
UUID Generator
Generate UUID v4 and other UUID versions
JWT Decoder
Decode and verify JSON Web Tokens
String Converter
Convert between string formats (camelCase, snake_case, etc.)
SQL Formatter
Format and beautify SQL queries
Markdown to HTML
Convert Markdown to HTML
Text Diff Checker
Compare two text blocks and find differences
HTML Viewer & Live Preview
View and preview HTML code in real time
Code Minifier
Minify JavaScript, CSS, and HTML code
Cron Expression Builder
Build and test cron expressions visually
CSS Grid Generator
Generate CSS Grid layouts visually
HAR Viewer
View and analyze HTTP Archive (HAR) files
Unix Timestamp Converter
Convert epoch timestamps to dates and back in real time
CSV to JSON Converter
Convert CSV data to JSON arrays instantly in your browser
XML to JSON Converter
Parse XML strings to clean JSON objects in your browser
YAML ↔ JSON Converter
Bidirectional YAML and JSON conversion with error reporting
HTML Entity Encoder / Decoder
Encode and decode HTML entities and special characters
CSV Diff Viewer
Compare two CSV files and highlight row and cell differences
ROT13 / Caesar Cipher
Encode and decode ROT13 and any Caesar cipher shift 1–25
Security Header Analyzer
Analyze HTTP security headers
Converters
(10 tools)Unit Converter
Convert length, weight, temperature, and more
Color Converter
Convert colors between HEX, RGB, HSL, and CMYK
Temperature Converter
Convert Celsius, Fahrenheit, and Kelvin instantly
Number Base Converter
Convert Binary, Octal, Decimal, and Hexadecimal
Data Storage Converter
Convert Bytes, KB, MB, GB, TB, and PB
Time Zone Converter
Convert times across multiple time zones
Roman Numeral Converter
Convert numbers to Roman numerals and back
Currency Converter
Convert currencies with live exchange rates
Cooking Measurement Converter
Convert cups, grams, tablespoons, and more
Number to Words Converter
Convert numbers to English words and cheque format
Generators
(11 tools)QR Code Generator
Create QR codes for URLs, text, WiFi, and more
Lorem Ipsum Generator
Generate placeholder text for designs
Favicon Generator
Turn any image into favicon and app icon sizes
Barcode Generator
Create CODE128, EAN-13, UPC and more as PNG
CSS Gradient Generator
Build linear, radial & conic gradients and copy the CSS
Box Shadow Generator
Design CSS box-shadows with a live preview
Color Palette Generator
Generate color schemes from one base color
Avatar / Initials Generator
Create initials avatars and export PNG or SVG
Signature Generator
Draw or type a signature and download as transparent PNG
Random Picker Wheel
Spin a wheel to pick a random name or item
Fake Test Data Generator
Generate mock user data and export JSON or CSV
Calculators
(88 tools)Financial Calculators
(22 tools)Loan Calculator
Calculate monthly payments, interest & total cost
EMI Calculator
Calculate Equated Monthly Installment
Compound Interest Calculator
Calculate growth with compound interest
Simple Interest Calculator
Calculate simple interest using I = PRT
Savings Calculator
Future value with regular deposits
Investment Calculator
ROI & growth projections
ROI Calculator
Calculate Return on Investment
Discount Calculator
Calculate % off sale price
Percent Off Calculator
Calculate percentage discounts
Sales Tax Calculator
Calculate sales tax on purchases
VAT Calculator
Add or remove VAT from prices
Tip Calculator
Calculate tips and split bills
Margin Calculator
Calculate profit margin and markup
Commission Calculator
Calculate sales commission earnings
Salary Calculator
Convert salary between hourly, weekly, monthly, annual
Budget Calculator
50/30/20 rule budget planning
Debt Payoff Calculator
Calculate debt payoff timeline
Credit Card Payoff Calculator
Calculate credit card payoff timeline
Student Loan Calculator
Calculate student loan repayment
Present Value Calculator
Calculate present value of future money
Future Value Calculator
Calculate future value of investments
Break-Even Calculator
Calculate business break-even point
Health & Fitness Calculators
(22 tools)BMI Calculator
Calculate body mass index (BMI)
BMR Calculator
Calculate Basal Metabolic Rate (BMR)
TDEE Calculator
Calculate daily energy expenditure
Calorie Calculator
Calculate goal-based daily intake
Ideal Weight Calculator
Calculate ideal weight range
Body Fat Calculator
Calculate body fat percentage
Lean Body Mass Calculator
Calculate lean body mass (LBM)
Protein Calculator
Calculate daily protein requirements
Macro Calculator
Calculate macronutrient splits
Target Heart Rate Calculator
Calculate training heart rate zones
One Rep Max Calculator
Calculate lift strength estimates
Pace Calculator
Calculate running pace or distance
Calories Burned Calculator
Calculate calorie burn from exercise
Water Intake Calculator
Calculate hydration needs
Sleep Calculator
Calculate optimal sleep schedules
Age Calculator
Calculate exact calendar age
Due Date Calculator
Estimate pregnancy due date
Ovulation Calculator
Calculate fertile windows
Period Calculator
Predict next menstruation dates
BAC Calculator
Calculate Blood Alcohol Concentration
Body Surface Area Calculator
Calculate Body Surface Area (BSA)
Fat Intake Calculator
Calculate calorie-based fat limits
Math Calculators
(20 tools)Percentage Calculator
Calculate percentages, percentage increase/decrease
Fraction Calculator
Add, subtract, multiply, divide fractions
Average Calculator
Calculate mean, sum, count, min, max
Mean Median Mode Range Calculator
Calculate mean, median, mode, and range
Standard Deviation Calculator
Calculate population and sample standard deviation
Percentage Error Calculator
Calculate percentage, absolute, and relative error
Exponent Calculator
Calculate exponents and powers
Root Calculator
Calculate nth roots and square roots
Ratio Calculator
Simplify and scale ratios
Rounding Calculator
Round numbers to decimal places
GCF / LCM Calculator
Calculate Greatest Common Factor and Least Common Multiple
Factor Calculator
Find all factors and factor pairs of a number
Prime Factorization Calculator
Calculate prime factorization with factor tree
Probability Calculator
Calculate P(A), P(A∩B), P(A∪B), P(A|B)
Permutation & Combination Calculator
Calculate nPr permutations and nCr combinations
Area Calculator
Calculate area of rectangles, circles, triangles, and more
Volume Calculator
Calculate volume of 3D shapes
Pythagorean Theorem Calculator
Calculate missing side of right triangle using a²+b²=c²
Quadratic Formula Calculator
Solve quadratic equations with discriminant and roots
Scientific Notation Calculator
Convert to/from scientific notation and perform operations
Science Calculators
(10 tools)Velocity Calculator
Calculate velocity using v = d/t
Force Calculator
Calculate force using F = ma
Kinetic Energy Calculator
Calculate kinetic energy using KE = ½mv²
Ohm's Law Calculator
Calculate voltage, current, resistance using V = IR
pH Calculator
Calculate pH from hydrogen ion concentration
Molarity Calculator
Calculate molarity using M = n/V
Ideal Gas Law Calculator
Calculate pressure, volume, moles, temperature using PV = nRT
Projectile Motion Calculator
Calculate projectile trajectory, range, time of flight
Resistor Color Code Calculator
Decode 4-band and 5-band resistor color codes
Density Calculator
Calculate density using ρ = m/V
Other Calculators
(14 tools)Date Calculator
Calculate date differences and add/subtract days
Time Calculator
Add, subtract, and calculate time differences
Hours Calculator
Calculate work hours and overtime pay
GPA Calculator
Calculate GPA and cumulative GPA
Grade Calculator
Calculate final grade and course grades
Fuel Cost Calculator
Calculate fuel costs and MPG
Random Number Generator
Generate cryptographically secure random numbers
Dice Roller
Roll dice for games and simulations
Shoe Size Converter
Convert shoe sizes between regions
Time Zone Calculator
Convert time between time zones
Square Footage Calculator
Calculate area and material estimates
Concrete Calculator
Calculate concrete volume and bags needed
Tile Calculator
Calculate tiles needed for flooring
Wind Chill / Heat Index Calculator
Calculate wind chill and heat index
Security
(5 tools)Password Generator
Generate strong, random, secure passwords
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 hashes
Password Strength Checker
Test how strong your password is and get instant feedback
File Hash Checker
Calculate and verify SHA-256, SHA-512 file checksums
Text Encrypt / Decrypt
AES-256-GCM text encryption with a passphrase
SEO Tools
(13 tools)Meta Tag Generator
Generate SEO meta tags for your website
Keyword Density Checker
Analyze keyword usage in your content
Sitemap Generator
Create XML sitemaps for search engines
URL Encoder / Decoder (SEO)
Encode and decode URLs with SEO suggestions
Open Graph Preview Generator
Test how your links appear on social media
Open Graph Image Generator
Create custom OG images for social sharing
SERP Snippet Preview
Preview Google search results appearance
Title & Description Checker
Check meta tag character limits for SEO
Robots.txt Generator
Create robots.txt files for crawler control
Readability Checker
Analyze text readability score
URL Parameter Cleaner
Remove tracking parameters from URLs
Schema Markup Generator
Generate JSON-LD schema for Article, Product, and FAQ
Hreflang Tag Generator
Build hreflang alternate link tags for multilingual SEO
Network Tools
(13 tools)Internet Speed Test
Check download & upload speed, latency, and jitter
IP Address Lookup
Get location, ISP, and timezone info for any IP
DNS Lookup
Query DNS records for any domain
HTTP Headers Checker
View and analyze HTTP response headers
SSL Certificate Checker
Verify SSL/TLS certificates and security ratings
Ping Tool
Test network latency and connectivity
Port Checker
Check if ports are open or closed on servers
WHOIS Lookup
Get domain registration and owner information
Website Status Checker
Monitor website uptime and availability
URL Redirect Tracer
Follow and analyze HTTP redirect chains
What Is My IP
See your public IPv4 or IPv6 address instantly
User Agent Parser
Decode any browser User Agent string into browser, OS, device
Browser & Screen Info
Check screen resolution, viewport, pixel ratio and browser details
Creative Tools
(8 tools)ASCII Art Generator
Convert images to ASCII text art
Meme Generator
Create custom memes with text
Meme & Sticker Studio
Advanced meme & sticker editor with layers
Optical Illusion Lab
Create mind-bending optical illusions
Filter & Effect Studio
Apply professional filters and effects to images
SVG to PNG Converter
Convert SVG files to high-resolution PNG images
Drawing Pad
Free browser drawing canvas with color, brush, and eraser
Pixel Art Maker
Create pixel art on 16×16, 32×32, or 64×64 grids
Workplace Tools
(8 tools)Cell Reference Converter
Convert Excel A1 references to R1C1 format and back
Column Letter Converter
Convert Excel column letters to numbers and back
Excel Date Converter
Convert Excel serial date numbers to readable dates
Excel Formula Explainer
Understand any Excel formula with plain-English explanations
Excel Function Reference
Searchable quick reference for 60+ Excel functions
Reorder Point Calculator
Calculate when to reorder inventory to avoid stockouts
EOQ Calculator
Calculate Economic Order Quantity to minimize inventory costs
Invoice Generator
Create and download professional invoices as PDF
