Web & Device
Internet speed test, what is my IP, SEO tag generators, YouTube thumbnails and device tests for keyboard, screen and mouse.
Internet Speed TestTest your internet download speed, upload speed, ping and jitter in seconds — no app needed.
What Is My IPSee your public IP address, approximate location, ISP and time zone.
YouTube Thumbnail DownloaderDownload YouTube video thumbnails in HD, SD and all available sizes from any video or Shorts link.
Meta Tag GeneratorGenerate SEO meta tags, Open Graph and Twitter Card tags for your website, with a Google search preview.
UTM Link BuilderBuild campaign URLs with UTM parameters for Google Analytics and track where your traffic comes from.
Robots.txt GeneratorCreate a robots.txt file for your website, with rules for search engines and AI crawlers and your sitemap.
URL Slug GeneratorTurn titles into clean, SEO-friendly URL slugs with lowercase words and hyphens.
What Is My Screen ResolutionFind your screen resolution, browser window size, device pixel ratio and color depth.
What Is My BrowserDetect your browser, version, operating system, user agent and which features are enabled.
Keyboard TesterTest every key on your keyboard online and find stuck or broken keys.
Dead Pixel TestCheck your monitor or phone screen for dead and stuck pixels with full-screen color tests.
CPS Test (Click Speed)Test how many clicks per second (CPS) you can do in 1, 5, 10 or 30 seconds.
White ScreenA full-screen white screen for lighting, cleaning your monitor, tracing or video calls — plus black, red, green, blue and any custom color.
Black ScreenA full-screen black screen to rest your display, check for backlight bleed, or keep a blank screen while you work. Any other color is one click away.
Spacebar CounterTest how fast you can press the spacebar. Choose 5, 10, 30 or 60 seconds, or count without a limit, and beat your best score.