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Launch & Discovery Guides

Practical guides on launching products, getting discovered, and reaching the right audience - written for founders and developers.

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LatestMedia Buying

What Counts as a Viewable Impression? The 50% for One Second Rule, and What It Costs You

An ad impression is viewable when half its pixels are on screen for one continuous second, or two seconds for video. The full industry standard, served vs measured vs viewable counts, what a viewable thousand really costs, and what buyers and publishers can check.

MediaProNet Editorial Team

October 15, 20267 min read