Email UX will remain the same

Server-side integration enables you to have sponsored email ads that look exactly like organic content. Integrates with your email solution to ensure the ad looks native.

Right message, right user, right time

Use 1st-party data to target users when they are most likely to purchase/interact, and use revenue optimizers to maximixe CTR and sales.

100% direct-sold ads

Other email ad servers force you to use programmatic ads. With Adzerk, you can insert direct-sold ads or internal promotions without any limitations.

email ads



Quick MVP

Launch something in a couple weeks. If it fails, iterate. You'll build exactly what you want in no time.

Reliable infrastructure

Our APIs have 99.999% up time - trust us to power your ad platform.

Avoid Ad Blocking

Since these are bespoke, custom promotions displayed server-side, you don't have to worry about ad blocking tech.

Privacy Compliance

Our tools are 100% GDPR/CCPA compliant by default - no need to worry about non-compliance.

Features Galore

We have tons of targeting options - geo, 1st-party, frequency capping, search keyword, and much more.




Before Adzerk, we estimated building a custom ad server would take a year. With Adzerk, we did it in just weeks.
David Han, VP of Product, Ticketmaster

Adzerk's flexible APIs make it easy to build the exact email ad server you want, in 90% less time than building it from scratch.

Think of Adzerk like a box of Legos: our server-side infrastructure tools let you build, test, and tweak any type of ad server - with flexibility around pricing, look/feel, targeting, pacing, and much more.

Adzerk is a great partner, and we recommend them to anyone building a custom ad server.
-Daniel Murray, Bed Bath & Beyond, Chief Digital Officer

Learn how Adzerk can help you build your own ad server in weeks, not years

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