Digital Toolbox

40 tools in 9 categories

Free online tools

Convert images, test your camera and microphone, create QR codes, work with color and code, or tune an instrument. Every tool is free, with no sign-up and nothing to install.

  • 100% free
  • No sign-up
  • Runs on your device

  • Meeting tools

    Check your camera, mic, speakers and screen share before you join.
    4 tools

  • Device diagnostics

    Find the key that doesn't register, the dead pixel, the click that missed.
    4 tools

  • QR & barcode tools

    Make a barcode or QR code, or point your camera at one and read it.
    4 tools

  • Color tools

    Get exact HEX, RGB and HSL values, build gradients, check contrast.
    4 tools

  • Developer tools

    Format JSON, decode Base64, fix a URL that keeps breaking, generate UUIDs.
    4 tools

  • Music tools

    Tune up, keep time, and find a track's tempo and key.
    5 tools

  • Sound tools

    Play a tone or a dog whistle, run noise while you sleep, test your hearing.
    5 tools

  • Image tools

    Convert HEIC, WebP, PNG, JPG and SVG into the format you need.
    5 tools

  • Media tools

    Change a video's format, take its audio out, convert or cut an audio file.
    5 tools