User-Agent Strings - Chrome for Developers

With Privacy Sandbox, an origin trial is in progress for reduced User-Agent strings, designed to remove sensitive information which may be used for fingerprinting. A browser's User-Agent string (UA) helps identify which browser is being used, what version, and on which operating system. When feature detection APIs are not available, use the UA to customize behavior or content to specific browser v

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Google Chrome for Android — Google Developers

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各種 Chrome の検出方法について

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Chrome for Android reports its user agent string (UA) in the following formats, depending on whether the device is a phone or a tablet:

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Chrome for Android User-Agent