Latest Facebook 451 user agents:

User Agent Platform Device
Mozilla/5.0 (iPhone; CPU iPhone OS 16_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/20C65 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone11,8;FBMD/iPhone;FBSN/iOS;FBSV/16.2;FBSS/2;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 16 iPhone XR
Mozilla/5.0 (iPhone; CPU iPhone OS 16_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/20C65 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone12,3;FBMD/iPhone;FBSN/iOS;FBSV/16.2;FBSS/3;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/569806594] iOS 16 iPhone 11 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 16_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/20C65 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone12,3;FBMD/iPhone;FBSN/iOS;FBSV/16.2;FBSS/3;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/569806594] iOS 16 iPhone 11 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 17_6_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21G93 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone12,1;FBMD/iPhone;FBSN/iOS;FBSV/17.6.1;FBSS/2;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/569806594] iOS 17 iPhone 11
Mozilla/5.0 (iPhone; CPU iPhone OS 18_1_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22B91 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone17,1;FBMD/iPhone;FBSN/iOS;FBSV/18.1.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 18 iPhone 16 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 17_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21D50 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone15,4;FBMD/iPhone;FBSN/iOS;FBSV/17.3;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 17 iPhone 15
Mozilla/5.0 (iPhone; CPU iPhone OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone16,1;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 26 iPhone 15 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone12,3;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/3;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/569806594] iOS 26 iPhone 11 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 26_4_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23E261 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone12,1;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/2;FBID/phone;FBLC/sv_SE;FBOP/5;FBRV/569806594] iOS 26 iPhone 11
Mozilla/5.0 (iPhone; CPU iPhone OS 26_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23C55 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone13,1;FBMD/iPhone;FBSN/iOS;FBSV/26.2;FBSS/3;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/569806594] iOS 26 iPhone 12 Mini
Mozilla/5.0 (iPhone; CPU iPhone OS 15_8_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/19H394 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone8,1;FBMD/iPhone;FBSN/iOS;FBSV/15.8.5;FBSS/2;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/569806594] iOS 15 iPhone 6s
Mozilla/5.0 (iPhone; CPU iPhone OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone18,3;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 26 iPhone 17
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7_9 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22H355 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone11,8;FBMD/iPhone;FBSN/iOS;FBSV/18.7.9;FBSS/2;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/569806594] iOS 18 iPhone XR
Mozilla/5.0 (iPhone; CPU iPhone OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone16,2;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 26 iPhone 15 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 26_4_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23E254 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone13,4;FBMD/iPhone;FBSN/iOS;FBSV/26.4.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594];FBNV/1 iOS 26 iPhone 12 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 26_4_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23E254 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone13,4;FBMD/iPhone;FBSN/iOS;FBSV/26.4.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 26 iPhone 12 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone14,2;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/3;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/569806594] iOS 26 iPhone 13 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone14,8;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 26 iPhone 14 Plus
Mozilla/5.0 (iPhone; CPU iPhone OS 26_4_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23E261 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone16,2;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594];FBNV/1 iOS 26 iPhone 15 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone14,5;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 26 iPhone 13