ABCDEFG
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BrowserOSUA string (currently the same for User-Agent HTTP header and navigator.userAgent)navigator.oscpunavigator.platformOS ArchitectureBrowser Architecture
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FirefoxWindowsMozilla/5.0 (Windows NT 10.0; rv:66.0) Gecko/20100101 Firefox/66.0Windows NT 10.0Win32x86x86
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FirefoxWindowsMozilla/5.0 (Windows NT 10.0; WOW64; rv:66.0) Gecko/20100101 Firefox/66.0Windows NT 10.0; WOW64Win32x86_64x86
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FirefoxWindowsMozilla/5.0 (Windows NT 10.0; Win64; x64; rv:66.0) Gecko/20100101 Firefox/66.0Windows NT 10.0; Win64; x64Win32x86_64x86_64
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FirefoxWindowsMozilla/5.0 (Windows NT 10.0; rv:66.0) Gecko/20100101 Firefox/66.0Windows NT 10.0Win32AArch64AArch64
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ChromeWindowsMozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.131 Safari/537.36undefinedWin32x86_64x86_64
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Edge Dev (Chromium)WindowsMozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.18 Safari/537.36 Edg/75.0.139.4undefinedWin32x86_64x86_64
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EdgeWindowsMozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36 Edge/18.18362undefinedWin32x86_64x86_64
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IE11Windows 10Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; Touch; rv:11.0) like GeckoundefinedWin64x86_64x86
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IE11 (compat mode)Windows 11Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; Touch; rv:11.0) like Gecko
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IE4.5WindowsMozilla/4.0 (compatible; MSIE 4.5; Windows 98; )x86x86
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FirefoxLinuxMozilla/5.0 (X11; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0Linux i686Linux i686x86x86
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FirefoxLinuxMozilla/5.0 (X11; Linux i686 on x86_64; rv:66.0) Gecko/20100101 Firefox/66.0Linux i686 on x86_64Linux i686 on x86_64x86_64x86
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FirefoxLinuxMozilla/5.0 (X11; Linux x86_64; rv:66.0) Gecko/20100101 Firefox/66.0Linux x86_64Linux x86_64x86_64x86_64
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FirefoxLinuxMozilla/5.0 (X11; Linux armv7l; rv:66.0) Gecko/20100101 Firefox/66.0Linux armv7lLinux armv7lARMv7ARMv7
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FirefoxLinuxMozilla/5.0 (X11; Linux aarch64; rv:66.0) Gecko/20100101 Firefox/66.0Linux aarch64Linux aarch64AArch64AArch64
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FirefoxFreeBSDMozilla/5.0 (X11; FreeBSD amd64; rv:66.0) Gecko/20100101 Firefox/66.0FreeBSD amd64FreeBSD amd64x86_64x86_64
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ChromeLinuxMozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.157 Safari/537.36undefinedLinux x86_64x86_64x86_64
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SafarimacOS 10.15Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_3) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.0.5 Safari/605.1.15undefinedMacIntelx86_64x86_64
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Safari Technology PreviewmacOS 10.15Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_5) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0 Safari/605.1.15undefinedMacIntelx86_64x86_64
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FirefoxmacOS 10.15Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:80.0) Gecko/20100101 Firefox/80.0Intel Mac OS X 10.15MacIntelx86_64x86_64
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ChromemacOS 10.15Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.132 Safari/537.36undefinedMacIntelx86_64x86_64
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ChromemacOS 11.0 (aka 10.16)Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36undefinedundefinedx86_64x86_64
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FirefoxmacOS 11.0 (aka 10.16)Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:83.0) Gecko/20100101 Firefox/83.0Intel Mac OS X 10.15MacIntelx86_64x86_64
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FirefoxmacOS 11.0 (aka 10.16)Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:83.0) Gecko/20100101 Firefox/83.0Intel Mac OS X 10.15MacIntelApple SiliconApple Silicon
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Safari 14macOS 11.0 (aka 10.16)Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0.1 Safari/605.1.15undefinedMacIntelApple SiliconApple Silicon
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Safari 14.1 Technology PreviewmacOS 11.0 (aka 10.16)Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.1 Safari/605.1.15undefinedMacIntelx86_64x86_64
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SafarimacOS 12.4Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.4 Safari/605.1.15x86_64x86_64
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SafariiOS 12.2Mozilla/5.0 (iPhone; CPU iPhone OS 12_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/12.1 Mobile/15E148 Safari/604.1undefinediPhoneAArch64AArch64
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SafariiOS 13.5.1Mozilla/5.0 (iPhone; CPU iPhone OS 13_5_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.1.1 Mobile/15E148 Safari/604.1undefinediPhoneAArch64AArch64
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SafariiPadOS 13.1Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_4) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.1.1 Safari/605.1.15undefined?AArch64AArch64
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Safari (default/desktop mode)iPadOS 16.6Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.6 Safari/605.1.15undefined?AArch64AArch64
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Safari (mobile mode)iPadOS 16.6Mozilla/5.0 (iPad; CPU OS 16_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.6 Mobile/15E148 Safari/604.1AArch64AArch64
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SafariiOS 15.5Mozilla/5.0 (iPhone; CPU iPhone OS 15_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.5 Mobile/15E148 Safari/604.1AArch64AArch64
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Firefox (WebKit)iOS 15.5Mozilla/5.0 (iPhone; CPU iPhone OS 15_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) FxiOS/102.2 Mobile/15E148 Safari/605.1.15
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ChromeiOS 15.5Mozilla/5.0 (iPhone; CPU iPhone OS 15_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/103.0.5060.63 Mobile/15E148 Safari/604.1
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SafariiOS 15.6Mozilla/5.0 (iPhone; CPU iPhone OS 15_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.6 Mobile/15E148 Safari/604.1
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FirefoxiOS 15.6Mozilla/5.0 (iPhone; CPU iPhone OS 15_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) FxiOS/102.2 Mobile/15E148 Safari/605.1.15
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ChromeiOS 15.6Mozilla/5.0 (iPhone; CPU iPhone OS 15_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/103.0.5060.63 Mobile/15E148 Safari/604.1
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BraveiOS 15.6Mozilla/5.0 (iPhone; CPU iPhone OS 15_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.5 Mobile/15E148 Safari/604.1
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Firefox (Gecko, bug 1928309)iOS 18.0.1Mozilla/5.0 (iPhone; CPU iPhone OS 18_0 like Mac OS X; rv:134.0) Gecko/134.0 Firefox/134.0iOS (but we should change this to "iPhone" or "undefined" as follow-up work to bug 1928309)iPhoneAArch64AArch64
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Safari (default/desktop mode)iPadOS 17.4Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15
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Safari (mobile mode)iPadOS 17.4Mozilla/5.0 (iPad; CPU OS 17_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Mobile/15E148 Safari/604.1
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Firefox (default/desktop mode)iPadOS 17.4Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.0 Safari/605.1.15AArch64AArch64
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Firefox (mobile mode)iPadOS 17.4Mozilla/5.0 (iPad; CPU OS 17_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) FxiOS/120.4 Mobile/15E148 Safari/604.1
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Chrome (default/mobile mode)iPadOS 17.4Mozilla/5.0 (iPad; CPU OS 17_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/122.0.6261.89 Mobile/15E148 Safari/604.1AArch64AArch64
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Chrome (desktop mode)iPadOS 17.4Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/122 Version/11.1.1 Safari/605.1.15
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Fennec (version <= 40)Android phoneMozilla/5.0 (Android; Mobile; rv:40.0) Gecko/40.0 Firefox/40.0Linux armv7lLinux armv7lARMv7ARMv7
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Fennec (version <= 40)Android phoneMozilla/5.0 (Android; Mobile; rv:40.0) Gecko/40.0 Firefox/40.0Linux aarch64Linux aarch64AArch64AArch64
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Fennec (version <= 40)Android tabletMozilla/5.0 (Android; Tablet; rv:40.0) Gecko/40.0 Firefox/40.0Linux aarch64Linux aarch64AArch64AArch64
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Fennec (version >= 41, where Android OS version was added in bug 1169772 for webcompat)Android phoneMozilla/5.0 (Android 8.1.0; Mobile; rv:41.0) Gecko/41.0 Firefox/41.0Linux armv7lLinux armv7lARMv7ARMv7
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Fennec (version >= 41, where Android OS version was added in bug 1169772 for webcompat)Android phoneMozilla/5.0 (Android 8.1.0; Mobile; rv:41.0) Gecko/41.0 Firefox/41.0Linux aarch64Linux aarch64AArch64AArch64
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Fennec (version >= 41, where Android OS version was added in bug 1169772 for webcompat)Android tabletMozilla/5.0 (Android 8.1.0; Tablet; rv:41.0) Gecko/41.0 Firefox/41.0Linux aarch64Linux aarch64AArch64AArch64
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FennecAndroid 11 (R)Mozilla/5.0 (Android 6.0.99; Mobile; rv:68.0) Gecko/68.0 Firefox/68.0x86x86
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FenixAndroid 9 (Pie)Mozilla/5.0 (Android 9; Mobile; rv:74.0) Gecko/74.0 Firefox/74.0x86x86
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ChromeAndroid tablet (Nexus 7)Mozilla/5.0 (Linux; Android 6.0.1; Nexus 7 Build/MOB30X) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
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ChromeAndroid tablet (Nexus 10)Mozilla/5.0 (Linux; Android 6.0.1; Nexus 10 Build/MOB31T) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
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ChromeAndroid phoneMozilla/5.0 (Linux; Android 8.1.0; Moto G (5) Plus) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/740.3729.136 Mobile Safari/537.36undefinedLinux armv7lARMv7AArch64
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ChromeAndroid phoneMozilla/5.0 (Linux; Android 9; AOSP on IA Emulator Build/PSR1.180720.117) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36x86x86
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ChromeAndroid 10 (Q)Mozilla/5.0 (Linux; Android 10; Android SDK built for x86) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.185 Mobile Safari/537.36x86x86
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FirefoxAndroid 10 (Q)Mozilla/5.0 (Android 10; Mobile; rv:68.0) Gecko/68.0 Firefox/68.0x86x86
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ChromeAndroid 11 (R)Mozilla/5.0 (Linux; Android 10.0.99) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.9 Mobile Safari/537.36x86x86
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WaterfoxWindowsMozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Firefox/78.0 Waterfox/78.7.0x86_64x86_64
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SeaMonkeyWindowsMozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Firefox/60.0 SeaMonkey/2.53.6x86_64x86
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ChromeWindowsMozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.45 Safari/537.36undefinedWin32x86_64x86
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ChromeWindowsMozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4736.0 Safari/537.36undefinedWin32x86_64x86_64
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EdgeWindowsMozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.55 Safari/537.36 Edg/96.0.1054.41undefinedWin32x86_64x86_64
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FirefoxWindowsMozilla/5.0 (Windows NT 10.0; rv:100.0) Gecko/20100101 Firefox/100.0Windows NT 10.0; Win64; x64Win32x86_64x86
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FirefoxWindowsMozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Firefox/78.0Windows NT 10.0; Win64; x64Win32x86_64x86_64
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SafariiPad (old versions)Mozilla/5.0 (iPad; CPU OS 15_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.4 Mobile/15E148 Safari/604.1
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SafariiPod (not iPad!)Mozilla/5.0 (iPod touch; CPU iPhone 15_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.4 Mobile/15E148 Safari/604.1
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https://duckduckgo.com/?t=ffab&q=my+user+agent&ia=answer