The Userstack API is a real-time, RESTful service designed to parse User-Agent strings and accurately detect device, browser, and operating system information. By integrating this API into your frontend or backend systems, you can enhance user experience, tailor content, and gain deeper insights into your audience's technology profiles. 

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Overview

The Userstack API provides a powerful, real-time REST interface designed to parse User-Agent strings and deliver precise insights about your users’ devices, browsers, and operating systems. Whether integrated into your frontend or backend, the API empowers you to optimize user experiences and better understand the customer journey across your website or application.

This documentation details the full API specification, including authentication, endpoints, and available features. At the end, you’ll find sample implementation code in multiple programming languages.

If you have any technical questions or require further assistance, please don’t hesitate to reach out to userstack Customer Support.

Key Features

• Real-Time Detection: Instantly parse User-Agent strings to identify devices, browsers, and operating systems.
• Flexible Response Formats: Receive data in JSON or XML formats, with optional fields to customize the response.
• Single & Bulk Lookups: Perform individual lookups or process up to 100 User-Agent strings in a single request (available on Business Plan and higher).
• Crawler Detection: Identify and filter out bot traffic to ensure accurate analytics.
• HTTPS Encryption: Secure API communications with HTTPS support.