See the biggest spenders in the podcast ad boom

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BetterHelp bested other US podcast advertisers in 2021 and spent $76.9 million on podcast placements that year. This was nearly triple the outlays of NBCUniversal, the second-biggest spender, at $27.7 million. All told, the top 10 podcast advertisers invested close to $300 million.

Beyond the chart: That total is more than double the $145 million the top 10 splashed out in 2020. Spending exploded beyond these big names as well: The US podcast ad market swelled by 51.3% to hit $1.31 billion in 2021, per our estimates.