NPD PubTrack Digital™

NPD PubTrack Digital™ is the only resource offering a comprehensive view of today’s digital book market. Featuring information from more than 450 participants, including small, medium, and the largest U.S. publishers, this service provides unprecedented access to the top 80 percent of the traditionally published e-book market. NPD PubTrack Digital Audio is a new dataset within NPD PubTrack Digital that allows you to see exactly what’s selling in the audiobook market. It’s the first publisher-verified retail measurement service for digital audiobooks.

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