The Quantcast product suite works together to help you understand, reach and influence all of your customers.
Free audience insights for any site or app.
Show advertisers you have the audience they’re looking for.
Brand targeting to reach your most receptive and relevant audience.
Prospecting and retargeting campaigns to engage and influence.
The Quantcast product suite helps publishers, brands, and agencies understand, reach and influence customers.
Plan your content, grow your audience and get more from ad sales.
Reach your audience when it counts.
Explore how thousands of websites use Quantcast to understand their audience.
Resources on everything from viewability to big data to audience measurement.
Interested in learning more about Quantcast?
Quantcast helps you understand, reach and influence all your customers.
Even the unexpected ones.
Since 2006, thousands of sites and apps have used Quantcast Measure to better understand their audiences. Most of this online behavior data is public—and can inform your business.
We use this extensive data set to power our advertising solutions for brands and agencies.
"Insights we derive from Quantcast Measure help us tell more successful and specific stories."
"Quantcast exceeded the goals we set on both accuracy and viewability."
"Quantcast display advertising was the most effective in driving people to come to our website."
Publishers and advertisers worldwide are readying to adopt the IAB Europe’s GDPR consent solution
We’re excited to announce Content Segments for Quantcast Measure! You can now get audience data for the categories, authors, keywords, and individual articles in your site.
Tony Jiang shares his perspective on why he joined Quantcast