Utility Tools
15 ToolsQR codes, barcodes, stopwatches, timers, unit converters, screen testers, and randomizers.
Random Number Generator
Generate random numbers within custom min-max bounds with options for batches and unique values.
Aspect Ratio Calculator
Calculate matching dimensions for standard 16:9, 4:3, 21:9, and 1:1 image and video aspect ratios.
Data Storage Converter
Convert digital storage between Bytes, Kilobytes (KB), Megabytes (MB), Gigabytes (GB), and Terabytes (TB).
QR Code Generator
Generate high-resolution QR codes for websites, plain text, Wi-Fi networks, and contact vCards.
Barcode Generator
Generate standard CODE128, EAN-13, and UPC barcodes with customizable height and downloadable PNG.
Coin Flipper (Heads or Tails)
Virtual 3D coin toss simulator to make quick decisions with heads/tails percentage distribution.
Length Unit Converter
Convert between meters, kilometers, miles, feet, inches, yards, and centimeters instantaneously.
Screen Resolution & DPI Checker
Display your current screen resolution, browser viewport size, device pixel ratio, and color depth.
Weight & Mass Unit Converter
Convert between kilograms, grams, pounds (lbs), ounces, stones, and metric tons in real time.
Temperature Unit Converter
Convert temperatures between Celsius (°C), Fahrenheit (°F), and Kelvin (K) with instant formula display.
Countdown Timer
Customizable digital countdown timer with sound alerts and visual circular countdown indicator.
Virtual Dice Roller
Virtual polyhedral dice simulator for tabletop gaming (d4, d6, d8, d10, d12, d20, d100) with roll history.
Online Stopwatch
Millisecond-precision digital online stopwatch with lap recording and split time tracking.
Color Blindness Simulator
Preview how images and UI designs are perceived by users with Protanopia, Deuteranopia, and Tritanopia.
Speed Unit Converter
Convert speed units between Miles per Hour (mph), Kilometers per Hour (km/h), Knots, and m/s.