| Update: | Quantcast Publisher Program Now MRC Accredited |
Ad BuyersUse Quantcast to define, buy, and deliver lookalike audiences of millions across the web. |
Ad SellersImplement real-time targeting solutions that allow you to sell audiences your advertisers value most. |
EveryoneWhether you are a marketer or publisher, use our free measurement services to quantify the size and characteristics of those engaged with your digital media. |
It's your audience. We just find it.®
What's a Lookalike?
It's an audience of millions that resembles the customers who already engage with your brand.
Quantcast Audience
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Quantcast Marketer
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Quantcast Planner
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Quantcast Publisher
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