From Adweek · Mark Stenberg · · 1m
Substack Adds Dynamic Ad Insertion for Podcasts
Substack launches dynamic ad insertion tools for podcasters to run self-sold sponsorships and programmatic ad fills.
In brief
Substack launches dynamic ad insertion tools for podcasters to run self-sold sponsorships and programmatic ad fills. Substack introduces dynamic ad insertion to let podcasters serve targeted ads without re-editing episodes. Originally reported by Adweek.
Substack Adds Dynamic Ad Insertion

Substack introduces dynamic ad insertion so ads play when listeners download or stream podcasts.
Podcasters Get Early Access Tools
Podcasters can request early access to run self-sold sponsorships and serve different ads to listeners.
Self-Sold vs. Marketplace Ads
Podcasters choose between self-sold sponsorships or programmatic marketplaces for ad fills.
Ad Control for Publishers
Publishers set guardrails for ad placements and brand safety through category allow lists.
Ad Metrics and Demographics
Advertisers get reach, frequency, impressions, engagement, and audience demographics for campaigns.
2027 Monetization Timeline
Substack plans to monetize sponsorship products starting in 2027 with revenue sharing.
Substack's Creator Monetization Focus
Substack targets ambitious creators with subscription-based ad tools to differentiate from podcast platforms.
In short
Substack introduces dynamic ad insertion to let podcasters serve targeted ads without re-editing episodes.





