Flurry Analytics tracks and analyzes activity from more than 500,000 apps on over 1.3 billion smartphones and tablets worldwide, and provides more than 170,000 developers the data they need to understand their audience, usage and app performance. Because Flurry tracks half a million apps, the platform can benchmark any app’s session length, frequency-of-use, and retention. Flurry empowers app marketers to optimize traffic acquisition spending across marketing channels, including mobile ad networks, mobile web, and email campaigns.