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Brief
AppLovin Exchange (ALX)

AppLovin Exchange (ALX)

Programmatic Advertising Excapplovin.com

ALX provides DSPs and advertisers with scaled, high-quality mobile and CTV inventory sourced directly from AppLovin's MAX mediation network, enabling efficient programmatic buying across premium app environments.

Last updated Jun 6, 2026 by the ATDb Editorial Team

Founded
2012
HQ
Palo Alto, California, United States
Parent
Connections
9

At a glance

Employees
1001-5000
Revenue
$500M–$1B+ (exchange revenue estimated as component of AppLovin's broader $3B+ annual revenue)
Stock
APP
8integrations1corporate family

About

Leading mobile-first programmatic exchange with significant scale in mobile gaming and CTV, leveraging AppLovin's dominant MAX mediation platform as a supply foundation

AppLovin Exchange (ALX) is the programmatic advertising marketplace operated by AppLovin Corporation, one of the largest mobile marketing and monetization platforms globally. ALX enables demand-side platforms (DSPs) and advertisers to access AppLovin's vast supply of mobile app and Connected TV (CTV) inventory through OpenRTB 2.5 protocol, facilitating real-time bidding at massive scale. The exchange sits at the intersection of AppLovin's publisher monetization stack (MAX mediation) and the broader programmatic ecosystem, giving external buyers access to supply that was historically only accessible through AppLovin's own demand tools.

Business model

Marketplace

Target market

Enterprise

What they offer

  • ALX RTB Marketplace

    Core real-time bidding exchange operating on OpenRTB 2.5, connecting DSPs to mobile and CTV supply

  • MAX Mediation Supply Integration

    Direct pipeline from AppLovin's MAX in-app bidding and mediation platform, providing premium mobile app inventory

  • CTV Inventory Access

    Programmatic access to Connected TV supply through the ALX exchange

  • In-App Bidding

    Header bidding equivalent for mobile apps, enabling real-time competition among buyers for each impression

  • DSP Connectivity

    Standardized OpenRTB integrations enabling major DSPs including The Trade Desk to access ALX supply

Key features

OpenRTB 2.5 protocol supportIn-app bidding via MAX mediationMobile and CTV inventoryReal-time auction mechanicsIntegration with The Trade Desk and major DSPsSupport for banner, interstitial, rewarded video, native, and CTV formatsFirst-party data signals from AppLovin's networkGlobal scale across thousands of app publishers

Use cases

Programmatic mobile app user acquisition campaignsBrand advertising in mobile gaming environmentsCTV programmatic buyingRetargeting mobile app users at scalePerformance advertising via DSP integrationsRewarded video and interstitial ad buying in mobile apps

Customer segments

Demand-Side Platforms (DSPs)Mobile app advertisers and performance marketersBrand advertisers seeking mobile and CTV inventoryMobile gaming advertisersAgency trading desks

Tech & specs

Technology stack

OpenRTB 2.5In-app bidding / header bidding (mobile)Real-time auction infrastructureMachine learning for bid optimization and fraud detectionCloud-based ad serving infrastructureVAST/VPAID for videoMRAID for mobile rich media

Security & compliance

GDPRCCPACOPPAIAB TCF 2.0ads.txt / app-ads.txtsellers.jsonIVT/fraud detection (MRC standards)

Deployment

Cloud

API

Yes

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