Tracking Pixel
A snippet (originally a 1×1 image, now JavaScript) that reports visits and actions back to a platform. The Meta pixel, the Google tag.
Free · no signup · last reviewed August 29, 2026
The definition
A snippet (originally a 1×1 image, now JavaScript) that reports visits and actions back to a platform. The Meta pixel, the Google tag.
Why it matters to an owner
Install through Tag Manager so every pixel lives in one container you control. Not scattered through your site's code where nobody remembers what's still firing.
Keep going
GTM (Google Tag Manager)A container that manages all your measurement tags in one place, so adding or changing tra…Conversion TrackingThe wiring that reports a lead or sale back to the platform that produced the click. Witho…RetargetingShowing ads specifically to people who already visited your site or engaged with you. Chea…
This is the work. Want it done?
Everything here is free to use yourself. That’s the point. If you’d rather a senior marketer just handle it, in your accounts and your name: 20-minute call, no pitch deck.