Latest Facebook 451 user agents:

User Agent Platform Device
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/iPhone13,1;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 26 iPhone 12 Mini
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/iPhone14,7;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 26 iPhone 14
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/iPhone15,3;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/ro_RO;FBOP/5;FBRV/569806594] iOS 26 iPhone 14 Pro Max
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/iPhone12,1;FBMD/iPhone;FBSN/iOS;FBSV/26.2;FBSS/2;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/569806594] iOS 26 iPhone 11
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] iOS 26 iPhone 15 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 18_0_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22A3370 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone15,3;FBMD/iPhone;FBSN/iOS;FBSV/18.0.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 18 iPhone 14 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22H311 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone11,8;FBMD/iPhone;FBSN/iOS;FBSV/18.7.5;FBSS/2;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/569806594] iOS 18 iPhone XR
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/iPhone18,3;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 26 iPhone 17
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/iPhone18,3;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/de_DE;FBOP/5;FBRV/569806594] iOS 26 iPhone 17
Mozilla/5.0 (iPhone; CPU iPhone OS 17_5_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21F90 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone12,1;FBMD/iPhone;FBSN/iOS;FBSV/17.5.1;FBSS/2;FBID/phone;FBLC/fr_FR;FBOP/5;FBRV/569806594] iOS 17 iPhone 11
Mozilla/5.0 (iPhone; CPU iPhone OS 26_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23D127 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone13,2;FBMD/iPhone;FBSN/iOS;FBSV/26.3;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 26 iPhone 12
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7_8 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22H352 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone11,8;FBMD/iPhone;FBSN/iOS;FBSV/18.7.8;FBSS/2;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/569806594] iOS 18 iPhone XR
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/iPhone15,4;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 26 iPhone 15
Mozilla/5.0 (iPad; CPU OS 15_8_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/19H380 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPad5,4;FBMD/iPad;FBSN/iPadOS;FBSV/15.8.1;FBSS/2;FBID/tablet;FBLC/fr_FR;FBOP/5;FBRV/569806594] iPadOS 15 iPad Air 2
Mozilla/5.0 (iPhone; CPU iPhone OS 26_2_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23C71 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone13,1;FBMD/iPhone;FBSN/iOS;FBSV/26.2.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 26 iPhone 12 Mini
Mozilla/5.0 (iPhone; CPU iPhone OS 26_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23D8133 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone14,7;FBMD/iPhone;FBSN/iOS;FBSV/26.3.1;FBSS/3;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/569806594] iOS 26 iPhone 14
Mozilla/5.0 (iPhone; CPU iPhone OS 17_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21D61 FBAN/FBIOS;FBAV/451.2.0.46.125;FBBV/596874203;FBDV/iPhone15,2;FBMD/iPhone;FBSN/iOS;FBSV/17.3.1;FBLC/pt_BR;FBOP/5 iOS 17 iPhone 14 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 26_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23D8133 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone17,1;FBMD/iPhone;FBSN/iOS;FBSV/26.3.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 26 iPhone 16 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 17_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21D61 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone15,3;FBMD/iPhone;FBSN/iOS;FBSV/17.3.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/569806594] iOS 17 iPhone 14 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22H124 [FBAN/FBIOS;FBAV/451.0.4.35.109;FBBV/566175818;FBDV/iPhone14,8;FBMD/iPhone;FBSN/iOS;FBSV/18.7.2;FBSS/3;FBID/phone;FBLC/hu_HU;FBOP/5;FBRV/569806594] iOS 18 iPhone 14 Plus