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DeviceAtlas: A Complete Guide to User-Agents

The Complete Guide to User-Agents

What they are, how to read them, and how to use them.

Download the latest version of our User-Agent guide which has been updated for 2023.

What’s inside?

  • Approaches to User-Agent parsing
  • The evolution of the User-Agent string and its associations with fingerprinting
  • The impact that Google's User-Agent Client Hints will have on the web
  • A comprehensive list of the most common User-Agents

Download for free