The World's Biggest Billboard · Pixel advertising guide
Pixel advertising: how it works and how to measure it
Pixel advertising buys a visible place on a shared web canvas. Before choosing a spot, understand what the placement includes, what it cannot promise, and how you will decide whether the experiment was useful.
What you are placing on the canvas
On The World's Biggest Billboard, brands, creators, and projects choose a rectangle within a 10,000 × 10,000-pixel canvas. The rectangle holds an uploaded image and campaign details, including a destination link. Visitors explore the canvas and can double-click or double-tap a placement to visit its website.
These pixels describe space on this website. They are not cryptocurrency, a physical billboard booking, or a promise that a certain number of people will see the image. A visitor's screen size and zoom level also affect how large a placement appears. See the placement process and final reveal before choosing your dimensions.
Size, location, and cost are separate decisions
Multiply width by height to get the number of pixels. A 10 × 10 rectangle contains 100 pixels; a 100 × 100 rectangle contains 10,000. The price also depends on location. A rectangle crossing zone boundaries is priced according to the pixels in each zone, rather than one rate for the whole selection.
The pricing table explains the current rates and examples. Start with a budget you can afford to spend on an uncertain experiment. A larger image or a more central location may suit your creative, but neither provides evidence of future clicks or sales. Read the free allowance rules if you want to try an eligible outer-zone placement first.
Prepare a clear image and a relevant destination
Choose one recognizable subject: a logo, piece of artwork, or project identity. Small placements are difficult places for paragraphs or detailed offers. Check the preview at the actual selected proportions and make sure any words remain legible. Use an image you have permission to publish, and follow the advertising content policy.
The destination should explain the same project shown in the image. Sending visitors to a relevant landing page makes the next step clearer than linking to an unrelated page. Check that the link works on a phone before submitting it. Do not include email addresses, receipt tokens, or other private information in a campaign URL.
Set up a small, measurable test
Write down your objective before claiming space. A portfolio visit, a newsletter signup, and a paid order are different outcomes. If your existing analytics supports campaign tags, use a destination such as https://example.com/?utm_source=theworldsbiggestbillboard&utm_medium=referral&utm_campaign=pixel_test. Keep any existing destination query parameters intact.
Confirm that a test visit appears in your own analytics, then record the start date, placement cost, tagged visits, and completed goal events. Use a consistent observation period. Your own tests, bots, blocked analytics, repeat visits, and later direct visits can all affect attribution. A tagged session count is not a count of unique people who saw your image.
Calculate results without inventing a return
Cost per measured visit is placement cost divided by attributable visits. Cost per conversion is placement cost divided by attributable conversions. As an illustration only, a ₹100 placement producing 20 measured visits and one signup would cost ₹5 per visit and ₹100 per signup. Those numbers are not results achieved by this website.
If there are no conversions, report zero conversions; do not divide by zero or describe a return that has not happened. For sales, compare the contribution from attributable orders with the placement cost, rather than treating all revenue as profit. Small samples can move sharply when a single visitor converts, so record the raw counts alongside any percentage.
When a pixel placement is a reasonable experiment
A shared canvas can suit participation, visual discovery, or a modest brand experiment. It is a weaker fit when you need a predictable number of sales by a fixed deadline. Compare it with channels you already measure, and judge it against your chosen objective. Paid placements remain for the billboard's active lifetime, subject to the terms; long availability is not the same as guaranteed attention.
Questions before you choose a placement
Is pixel advertising the same as a tracking pixel?
No. Here, pixel advertising means placing a visible image on a shared online canvas. A tracking pixel is a separate analytics technique. Buying a canvas placement does not install a tracking pixel on your website.
Will buying pixels guarantee visitors or sales?
No. A placement makes your image available to people exploring the billboard. It does not guarantee an audience size, clicks, leads, sales, or a particular search ranking.
Can I measure a placement without changing my website?
If your website already records campaign-tagged visits, you can use a tagged destination URL and read the results in your existing analytics. Without an appropriate measurement setup, you cannot reliably attribute visits or conversions to the placement.
Explore the guides
How pixel advertising works and how to measure it