Top 20 NuGet admob Packages

AdMob integration for Xamarin.Android and Xamarin.iOS (and MonoGame)
Xamarin.Plugin.AdMob: cross-platform ads for your app
Unified Ad Control for Windows Phone which rotates around: - PubCenter - AdMob - Smaato - MobFox - AdDuplex - InnerActive - MillennialMedia - None - GenericAdProviderForXaml
A Windows Phone 7 Control Library providing in-app advertising support for multiple ad-networks.
An AdRotator control for Windows 8 / Windows Phone to support multiple Ad Providers in your apps / games Supports: * Windows Phone 7 / 8 / 8.1 * Windows 8 / 8.1 * Windows Universal Apps * Unity V4+ (WP8 + Win8) Includes the ability to configure supported ad providers from within the solution or re...
Still a work in progress, not ready to be installed. Custom control for your Xamarin.Forms project to add AdMob integration