๐ง Utilities Tools
QR codes, passwords, LED banner, device tests ยท 12 tools
๐ณQR Code GeneratorCreate free QR codes that never expire for links, Wi-Fi, contacts (vCard), email and SMS. Add colors and a logo, then download PNG or SVG. No sign-up.โฅBarcode GeneratorFree online barcode generator for UPC-A, EAN-13, EAN-8, Code 128, Code 39 and ITF-14. Check digits calculated automatically. Download PNG or SVG.๐Password GeneratorFree strong password generator: choose length, uppercase, lowercase, numbers and symbols, or create memorable passphrases. Shows strength and entropy. Runs in your browser.๐กLED BannerTurn your phone into a scrolling LED sign for concerts, airport pickups and birthdays. Pick colors, speed and direction, then go full screen. No app needed.๐Online NotepadA free online notepad that autosaves in your browser. Keep several notes, see word and character counts, and download any note as a .txt file. No sign-up.โ
Online ChecklistMake a checklist or to-do list online, tick items off and track progress. Free packing list templates for trips, travel abroad, moving and camping. Saved automatically, printable.๐ฅ๏ธDead Pixel TestFree full-screen dead pixel test: cycle through black, white, red, green, blue and gray to find dead, stuck and hot pixels, backlight bleed and OLED burn-in.๐๏ธMic TestTest your microphone in the browser: see a live volume meter and waveform, pick the right mic and record 5 seconds to hear how you sound. Nothing is uploaded.๐ทWebcam TestFree online webcam test: see if your camera works, measure its real resolution and frame rate, switch cameras and take a snapshot. Nothing is uploaded.โจ๏ธKeyboard TesterTest every key on your keyboard online. Pressed keys light up on a full-size layout so you can find dead or chattering keys and check key rollover.๐What Is My IPSee your public IP address instantly, IPv4 or IPv6, plus your browser, operating system, time zone and screen details. One click to copy.๐What Is My Screen ResolutionCheck your screen resolution, browser window (viewport) size, device pixel ratio and real physical pixels instantly. Updates live as you resize.