a2x Audio Advertising Marketplace

a2x® is the world's first programmatic marketplace for digital audio that supports both open marketplace as well as private deals. It contains a wide array of inventory from thousands of podcasters, radio broadcasters, web radios, and online music services from around the globe, including Entercom, Slacker Radio, OMS, Anghami, Entravision, SCA, and more.  

Premium Publishers

We partner with licensed broadcasters and top-tier internet radio publishers to assure the quality inventory and brand safety you can trust.

Audience at Scale

Access digital audience from over 2,050 live and on-demand audio stations from across the globe, with 98 million unique impressions and 1 billion auctions per month.

Precise Targeting

Reach highly targeted and unique listeners through predictive modeling and highly accurate audience targeting based on format, genre, geography, demo, gender, and 1st and 3rd party data.

Advanced Tracking

Precisely track ad delivery using Triton Digital’s validated solution, consisting of a 1x1 tracker on audio and a separate set of display trackers.

IAB DAAST Compliant

Compatible with the Digital Audio Ad Serving Template (DAAST) specifications, a2x abides by industry standards for digital audio ad delivery, execution, and reporting across a wide variety of devices and platforms.

Get Started

Contact us to learn more.

We look forward to speaking with you!