Set up Google AnalyticsWebsites and web apps Track user interaction with websites or web apps. analytics.js Mobile apps Track user interaction with mobile apps. Android iOS Unity HTTP Internet connected devices Track user interaction in any environment. Measurement Protocol Ready-to-use integrations and partner servicesApps by Technology Partners Find ready-to-use apps and plug-ins for content management systems, Ecommerce providers, tag management services, site auditing tools, etc. Browse Apps Services by Certified Partners Find a partner to help with analytics implementations, analysis and website testing and optimization services. Find a Partner Legacy collection librariesWeb tracking Classic Google Analytics. ga.js Mobile SDKs Previous versions of mobile SDKs. Android v3 Android v2 Android v1 iOS v2 iOS v1 Other Legacy libraries targeting various platforms. Flash/Flex Silverlight Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 3.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies. Last updated September 30, 2015.