M
MoPub
DefunctSan Francisco, California, United States · Founded 2010
201-500 employees · ~$18.5M (pre-acquisition)
Sourced & current · updated Jun 8, 2026
MoPub was a leading mobile-focused ad serving platform and exchange that enabled app publishers to monetize through programmatic advertising before being shut down by Twitter in 2022.
Where they sit
Stack tier: Ecosystem Services (A)
Mobile Ad PlatformAd ExchangeProgrammatic Platform
Was one of the top two or three independent mobile ad servers and exchanges globally, competing directly with Google AdMob and Facebook Audience Network
Ownership
Parent: AppLovin