Supports Unity 2022 and beyond.
Also tested with Unity 2021, 2020, 2019, 2018, 2017 and 5.6.

Note: scroll down to end of this info to see complete list of what's new in latest version.
This package brings Google's Universal Analytics to Unity, with widest platform and Unity version coverage using the same asset. This is the only Google Analytics integration library with all of the features listed below.

• Ready-made Analytics component for drag'n'drop integration.
• Automatic sending of errors and exceptions to analytics (log hook).
• Automatic client System Info statistics (sent on first launch).
• Automatic events when new level/scene is loaded.
• Automatic caching of analytics hits when user is offline and throttled sending of cached hits in the background.
• Automatic reachability check which determines if client is offline or the analytics server is reachable. (Generalized version of this feature alone is also available as a separate product: Internet Reachability Verifier).
• Use the same code to implement analytics for Desktop, Mobile and WebGL builds!
• Example scenes to show functionality and how to implement user opt-out possibility.
• Comes with guide to set up your tracking property to a Google Analytics account, integration instructions and helpful hints how to interpret analytics results and make a custom report.
• Complete API for the Measurement Protocol of Google Analytics.
• Support for new set of Enhanced E-Commerce analytics (first integration library to add that!).
• HTTP and HTTPS support.
• Toggleable debug warnings, e.g. if you're going over session hit limit (enabled by default when running inside editor).
• Doxygen documentation for the code.
• Designed with goal of having minimal amount of memory allocations.
• Custom-built user agent strings on the platforms where that's required to improve detection by Google Analytics.
• Full source code included. Implemented in Unity with C#.
• No need for big platform-specific library files.
• No need to tweak project files for each platform.
• Superior memory usage characteristics compared to some other integrations.
• Maintained for wide varity of Unity versions

NOTES:
• No support for platform-specific features, such as demographics reporting or automatic tracking of traffic sources (iOS / Android specific).
• The analytics service itself is run by Google, and offered for free.

NEW IN VERSION 1.8.6:
• Made sure UnityWebRequests will be properly disposed to fix Unity 2021+ warnings. Removed deprecated code.

Website | Forum Thread

Also from Strobotnik:
• Klattersynth TTS (NEW!)
• Pixel-Perfect Dynamic Text
• Internet Reachability Verifier (essentials)

Google Universal Analytics