Optimizely - A/B testing you'll actually use.

Unity Ads - Unity Ads allows to supplement the existing revenue strategy by allowing to monetize thr entire player base.

SplitMetrics - SplitMetrics is the A/B testing platform for App Store and Google Play page to discover the most converting icons, screenshots, video, etc.

MoPub - MoPub is a mobile monetization platform that helps publishers drive more revenue from advertising and mobile transactions.

Evolv - Evolv is the visual editor for web-based projects that are used to find better ways to connect with customers in order to improve marketing economics.

Appodeal - Appodeal is a supply-side platform for mobile apps, that serves and protects publishers rather than advertisers.