Free Online Tools & Utilities | Generators, Converters, Calculators
Discover our collection of free online tools designed to help you work smarter. From developers and designers to everyday users, our utilities save time on common tasks—no signup or installation needed.
Generators
Create QR codes, secure passwords, UUIDs, hashes, and more with our free generator tools.
QR Code Generator
Create custom QR codes with colors and different sizes
Password Generator
Generate strong, secure passwords with custom options
UUID Generator
Generate unique identifiers (UUID v1 & v4)
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 hashes
Lorem Ipsum Generator
Generate placeholder text for designs and mockups
Slug Generator
Convert text to URL-friendly slugs for SEO optimization
Cron Expression Generator
Build and validate cron expressions with a visual editor
Placeholder Image Generator
Generate placeholder images with custom dimensions and colors
Invoice Generator
Create professional invoices for your business or freelance work
Privacy Policy Generator
Generate a privacy policy for your website or app
Random Number Generator
Generate random numbers within a range
Bulk Password Generator
Generate multiple passwords at once
Random Color Generator
Generate random color palettes
Dummy Text Generator
Generate placeholder text in different styles
Barcode Generator
Create barcodes in various formats
WiFi QR Code Generator
Generate QR codes for WiFi network sharing
vCard Generator
Create digital contact cards
Terms of Service Generator
Generate terms of service for your website
Cookie Policy Generator
Generate a cookie consent policy
README Generator
Create professional README files for GitHub
Gitignore Generator
Generate .gitignore files for any project
License Generator
Generate open source license files
Changelog Generator
Create formatted changelogs
Email Signature Generator
Create professional email signatures
Lorem Pixel Generator
Generate placeholder images with Lorem Picsum
Markdown Table Generator
Create markdown tables visually
HTML Table Generator
Generate HTML table code visually
Nginx Config Generator
Generate Nginx configuration files
Docker Compose Generator
Build docker-compose.yml files visually
ENV File Generator
Create .env files for your projects
Color Pallete Generator
Color Pallete Generator - Free online tool
Design Tools
Color palette generators, CSS gradient creators, and visual design utilities for web designers.
Color Palette Generator
Create, customize, and export beautiful color palettes for your design projects
CSS Gradient Generator
Create beautiful CSS gradients with live preview
Box Shadow Generator
Create CSS box shadows with visual editor
Color Converter
Convert colors between HEX, RGB, HSL, HSV, and CMYK formats
Color Contrast Checker
Check color contrast ratios for WCAG accessibility compliance
Color Picker
Pick colors from a visual palette
CSS Grid Generator
Visual CSS Grid layout builder
Flexbox Playground
Interactive CSS Flexbox visualizer
Text Shadow Generator
Create CSS text shadow effects
Border Radius Generator
Visual border-radius editor
Glassmorphism Generator
Create frosted glass CSS effects
Gradient Text Generator
Create colorful gradient text with CSS
CSS Animation Generator
Create CSS keyframe animations visually
Favicon Generator
Generate favicons from text or images
OG Image Generator
Create Open Graph images for social sharing
Font Pair Suggester
Find perfect font combinations
Tailwind Color Generator
Generate custom Tailwind CSS color scales
Developer Tools
JSON formatters, regex testers, diff checkers, and essential tools for software developers.
JWT Decoder
Decode JSON Web Tokens securely in your browser
JWT Encoder
Create and sign JSON Web Tokens with custom payloads
JSON Formatter
Format, validate, and beautify JSON data
Regex Tester
Test and debug regular expressions in real-time
Diff Checker
Compare two texts and highlight the differences
Markdown Preview
Write and preview Markdown in real-time
Meta Tag Generator
Generate complete meta tags for SEO and social previews.
Website Speed Test
Check loading speed and core performance metrics for any URL.
Keyword Density Checker
Check keyword density to optimize your content for search engines
SERP Snippet Preview
Preview Google result snippets and validate title/meta description length.
Robots.txt Generator
Generate robots.txt rules to control crawling and include sitemap directives.
Canonical URL Checker
Validate canonical URLs and catch common indexing mistakes.
Hreflang Generator
Create hreflang tags for multilingual SEO and validate locale mappings.
CSS Minifier
Minify and compress CSS code to reduce file size
JavaScript Minifier
Minify JavaScript code for production
HTML Minifier
Compress HTML markup by removing whitespace
SQL Formatter
Format and beautify SQL queries
XML Formatter
Format and validate XML documents
Chmod Calculator
Calculate Unix file permissions
Open Graph Preview
Preview how your page looks on social media
Twitter Card Preview
Preview Twitter card metadata
UTM Link Builder
Build UTM tracking parameters for campaigns
Schema Markup Generator
Generate JSON-LD structured data for SEO
FAQ Schema Generator
Create FAQ schema markup for rich snippets
Text & Writing
Word counters, case converters, and text manipulation tools for writers and content creators.
Word Counter
Count words, characters, sentences, and paragraphs in your text
Case Converter
Convert text between different case formats instantly
Character Counter
Count characters, words, and sentences
Text Repeater
Repeat text multiple times
Remove Duplicate Lines
Remove duplicate lines from text
Sort Lines
Sort text lines alphabetically or numerically
Find and Replace
Find and replace text with regex support
Whitespace Remover
Remove extra whitespace from text
Line Counter
Count lines in text or code
Reading Time Calculator
Estimate reading time for any text
Morse Code Translator
Translate text to Morse code and back
Converters & Encoders
Convert between formats: Base64, URL encoding, timestamps, units, and image formats.
Image Converter
Convert images between PNG, JPG, and WebP formats
Base64 Encoder/Decoder
Encode and decode text to Base64 format
URL Encoder/Decoder
Encode and decode URLs for safe transmission
HTML Encoder/Decoder
Encode and decode HTML entities for safe display
Timestamp Converter
Convert between Unix timestamps and human dates
Unit Converter
Convert between different units of measurement
URL Shortener
Turn long URLs into short, shareable links instantly
CSV/JSON Converter
Convert between CSV and JSON formats easily
QR Code Decoder
Scan and decode QR codes from images
JSON to TypeScript Converter
Convert JSON objects to TypeScript interface or type definitions
Markdown to HTML Converter
Convert Markdown text to HTML with live preview
Number Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal
Text Extractor (OCR)
Extract text from images using AI-powered OCR
YAML to JSON Converter
Convert YAML to JSON and vice versa
SVG to PNG Converter
Convert SVG files to PNG images
Image Resizer
Resize images to exact dimensions
Text to Binary
Convert text to binary and back
Text to ASCII Art
Convert text to ASCII art
Roman Numeral Converter
Convert between Roman and Arabic numerals
Bytes Converter
Convert between bytes, KB, MB, GB, TB
Temperature Converter
Convert between Celsius, Fahrenheit, and Kelvin
HEX to RGB Converter
Convert HEX color codes to RGB values
Time Zone Converter
Convert time between different time zones
Length Converter
Convert between inches, cm, meters, feet
Weight Converter
Convert between kg, lbs, oz, grams
Speed Converter
Convert between mph, km/h, m/s, knots
Area Converter
Convert between sq meters, sq feet, acres, hectares
Volume Converter
Convert between liters, gallons, cups, ml
Energy Converter
Convert between joules, calories, BTU, kWh
JSON to CSV Converter
Convert JSON data to CSV format
JSON to XML Converter
Convert JSON data to XML format
CSV to SQL Converter
Convert CSV data to SQL INSERT statements
JSON to Go Struct
Convert JSON to Go struct definitions
JSON to Python Dict
Convert JSON to Python dictionary
cURL to Code Converter
Convert cURL commands to code in any language
Biorhythm Tracker
Track your medication cycle and energy levels
Cron To Human
Cron To Human - Free online tool
Calculators
BMI calculator, age calculator, percentage calculator, and budget planning tools.
Percentage Calculator
Calculate percentages, percentage change, tips, and more
Age Calculator
Calculate your exact age in years, months, days, and more
BMI Calculator
Calculate your Body Mass Index and check your weight category
50/30/20 Budget Calculator
Calculate your budget using the 50/30/20 rule for financial planning
Tip Calculator
Calculate tips and split bills between friends
Pomodoro Timer
Stay focused with the Pomodoro technique timer
Aspect Ratio Calculator
Calculate and convert aspect ratios for images and video
Loan Calculator
Calculate monthly payments and total interest
Compound Interest Calculator
Calculate compound interest growth over time
Profit Margin Calculator
Calculate profit margins and markups
Discount Calculator
Calculate sale prices and savings
Salary Calculator
Convert between hourly, monthly, and yearly salary
VAT/Tax Calculator
Calculate VAT, sales tax, and price with tax
ROI Calculator
Calculate return on investment
Markup Calculator
Calculate markup percentage and selling price
Mortgage Calculator
Calculate monthly mortgage payments
Date Difference Calculator
Calculate days between two dates
Online Stopwatch
Simple stopwatch with lap times
Countdown Timer
Set a countdown timer for any duration
World Clock
View current time across different time zones
GPA Calculator
Calculate your grade point average
Fuel Cost Calculator
Calculate fuel costs for trips
Electricity Cost Calculator
Estimate electricity costs for appliances
Screen Resolution Calculator
Calculate PPI, aspect ratios, and scaling
50/30/20 Budget Calculator
Calculate your budget using the 50/30/20 rule for financial planning
Spending Projection
Track your spending and income with a visual dashboard to project your financial future
AI Tools
AI-powered tools for content creation, resume writing, and professional branding.
ATS Resume Bullet Generator
Generate ATS-optimized resume bullets with strong action verbs and quantified achievements
LinkedIn Headline Generator
Create compelling LinkedIn headlines that attract recruiters
Viral Hook Generator
Generate scroll-stopping hooks for TikTok, Reels, and Shorts
Social Media Bio Generator
Generate compelling social media bios for any platform
Email Subject Line Generator
Generate compelling email subject lines
Blog Title Generator
Generate SEO-friendly blog titles
YouTube Tag Generator
Generate optimized YouTube video tags
Hashtag Generator
Generate trending hashtags for social media
Meta Description Generator
Create SEO-optimized meta descriptions
Product Description Generator
Generate compelling product descriptions
Google Ads Copy Generator
Generate Google Ads headlines and descriptions
Call to Action Generator
Generate effective CTA copy
About Page Generator
Generate about page content for your website
Instagram Caption Generator
Create engaging Instagram captions
Tweet Generator
Generate engaging tweets within character limits