Digital audio achieved new heights In 2017, digital audio advertising revenue reached $1.6 billion This represents a 39% increase over FY 2016’s revenue of $1.1 billion. Additionally, digital audio percentage of total internet advertising revenue spend increased from 1.6% in FY 16 to 1.8% in FY 17. *Podcast advertising revenue is not included in the digital audio advertising revenue figures for FY 2016 or FY 2017. PwC | IAB internet advertising revenue report 16