Generator
14QR Code Generator
Generate QR codes for URLs, text, and more. Instant, free, no signup.
Instant results
Hash Generator
Generate MD5, SHA-1, SHA-256 & SHA-512 hashes from text or files.
No upload required
UUID Generator
Generate UUID v4 identifiers instantly in your browser.
Instant results
Color Picker & Converter
Pick any color and convert between HEX, RGB, HSL, and CMYK formats instantly.
Instant results
Password Generator
Generate strong, secure passwords. Customize length and character sets.
Uses crypto API
Barcode Generator
Generate barcodes in Code128, EAN-13, EAN-8, UPC-A, Code39 formats. Download as PNG or SVG.
Instant results
CSS Gradient Generator
Generate beautiful CSS gradients visually. Linear, radial, conic types with live preview.
Live preview
Color Palette Generator
Generate harmonious color palettes from any base color or image. Export as CSS, JSON, HEX.
Image extraction
ASCII Art Generator
Convert text to ASCII art with 170+ figlet fonts. Instant preview, copy to clipboard, download .txt.
170+ fonts
Mock Data Generator
Generate realistic fake data for testing: names, emails, addresses, UUIDs. Export as JSON or CSV.
JSON & CSV export
CSS Box Shadow Generator
Visually design CSS box-shadow styles with live preview and multi-layer support. Copy ready-to-use CSS instantly.
Live preview
Color Code Converter
Convert between HEX, RGB, HSL, HSV, and CMYK. Includes shades, CSS variables, and contrast ratios.
Instant results
Regex Tester
Test regular expressions with live match highlighting, captured groups, and replace preview. Built-in cheatsheet.
Instant results
QR Code Reader
Decode QR codes from images or your camera instantly. No upload required.
Camera support
Life / Health
13BMI Calculator
Calculate your BMI instantly with metric or imperial units.
Instant results
Calorie Calculator
Calculate daily calorie needs based on age, weight, height, and activity level.
Instant results
Age Calculator
Calculate your exact age in years, months, days. Next birthday countdown.
Instant results
Timezone Converter
Convert times between world time zones instantly. Compare multiple zones side by side.
Instant results
Sleep Cycle Calculator
Find the best bedtime or wake-up time based on 90-minute sleep cycles.
Instant results
Pomodoro Timer
Boost focus with the Pomodoro technique. Customizable intervals, audio alerts, task list.
Works offline
Pregnancy Due Date Calculator
Calculate your due date, trimester, weeks pregnant, and key milestones from LMP or conception date.
Instant results
Body Fat Calculator
Calculate body fat % using the US Navy method or BMI estimation. Metric & imperial units.
Instant results
BMR & TDEE Calculator
Calculate your Basal Metabolic Rate and Total Daily Energy Expenditure. Macro targets for cut, maintain, bulk.
Instant results
Macronutrient Calculator
Calculate your daily protein, carbs, and fat targets for weight loss, muscle gain, or maintenance. Per-meal breakdown included.
Instant results
Water Intake Calculator
Calculate your ideal daily water intake based on weight, activity level, and climate. Includes a glass tracker and hourly schedule.
Instant results
GPA Calculator
Calculate semester or cumulative GPA. Supports 4.0, 5.0, and 10.0 scales. Target GPA planner included.
Instant results
Period Calculator
Predict your next period, ovulation date, and fertile window. Multi-cycle forecast, fully private. No account needed.
Instant results
Intermittent Fasting Calculator
Calculate fasting windows for 16:8, 18:6, 20:4, OMAD, and 5:2. Check your live fasting status.
Instant results