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October 5, 2021

Top 10 US Podcast Publishers, Ranked by Unique Audience, Sep 2021 (millions)

Methodology

Data is from an October 2021 Podtrac report titled "Podcast Industry Audience Rankings: September 2021." Podtrac's publisher rankings are based on monthly unique US audiences for podcasts. Publishers must use the podcast measurement system for their shows and Podtrac must have at least 30 days of data to be included. Publishers that do not produce content, such as ad and content networks, are excluded. Podcasts that do not accept ads are excluded from the analysis. Podtrac currently measures 90% of the top podcast publishers. Podtrac is a podcast measurement and ad services company.