Latest Facebook 531 user agents:

User Agent Platform Device
Mozilla/5.0 (iPhone; CPU iPhone OS 18_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22F76 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone17,1;FBMD/iPhone;FBSN/iOS;FBSV/18.5;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/797510851;IABMV/1] iOS 18 iPhone 16 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 18_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22F76 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone14,7;FBMD/iPhone;FBSN/iOS;FBSV/18.5;FBSS/3;FBID/phone;FBLC/es_LA;FBOP/5;FBRV/797510851;IABMV/1] iOS 18 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 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone12,1;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/2;FBID/phone;FBLC/en_US;FBOP/5;FBRV/797510851;IABMV/1] 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 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone17,5;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/797510851;IABMV/1] iOS 26 iPhone 16e
Mozilla/5.0 (iPad; CPU OS 26_4_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23E261 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPad15,7;FBMD/iPad;FBSN/iPadOS;FBSV/26.4.2;FBSS/2;FBID/tablet;FBLC/en_GB;FBOP/5;FBRV/797510851] iPadOS 26 iPad 11 10.9" WiFi
Mozilla/5.0 (Linux; Android 14; RMX3371 Build/UKQ1.230924.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/140.0.7339.154 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/531.0.0.47.70;IABMV/1;] Android 14 GT Neo 3T
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22H20 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone15,3;FBMD/iPhone;FBSN/iOS;FBSV/18.7;FBSS/3;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/797510851;IABMV/1] iOS 18 iPhone 14 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 26_4_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23E261 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone15,4;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/fr_FR;FBOP/5;FBRV/797510851;IABMV/1] iOS 26 iPhone 15
Mozilla/5.0 (iPhone; CPU iPhone OS 17_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21H16 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone14,5;FBMD/iPhone;FBSN/iOS;FBSV/17.7;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/797510851;IABMV/1] iOS 17 iPhone 13
Mozilla/5.0 (iPhone; CPU iPhone OS 26_2_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23C71 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone16,2;FBMD/iPhone;FBSN/iOS;FBSV/26.2.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/797510851;IABMV/1];FBNV/1 iOS 26 iPhone 15 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 26_4_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23E261 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone15,2;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/797568810;IABMV/1] iOS 26 iPhone 14 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 26_0_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23A355 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone17,3;FBMD/iPhone;FBSN/iOS;FBSV/26.0.1;FBSS/3;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/797510851;IABMV/1] iOS 26 iPhone 16
Mozilla/5.0 (iPhone; CPU iPhone OS 18_3_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22D82 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone14,7;FBMD/iPhone;FBSN/iOS;FBSV/18.3.2;FBSS/3;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/797510851;IABMV/1] iOS 18 iPhone 14
Mozilla/5.0 (iPhone; CPU iPhone OS 18_6_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22G100 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone13,2;FBMD/iPhone;FBSN/iOS;FBSV/18.6.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/797510851;IABMV/1] iOS 18 iPhone 12
Mozilla/5.0 (iPhone; CPU iPhone OS 26_4_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23E261 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone17,3;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/797510851;IABMV/1] iOS 26 iPhone 16
Mozilla/5.0 (iPhone; CPU iPhone OS 26_4_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23E261 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone14,7;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/797510851;IABMV/1] 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 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone13,4;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/797510851;IABMV/1] iOS 26 iPhone 12 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 26_2_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23C71 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone14,8;FBMD/iPhone;FBSN/iOS;FBSV/26.2.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/797510851;IABMV/1];FBNV/1 iOS 26 iPhone 14 Plus
Mozilla/5.0 (iPhone; CPU iPhone OS 18_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22F76 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone14,7;FBMD/iPhone;FBSN/iOS;FBSV/18.5;FBSS/3;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/797510851;IABMV/1] iOS 18 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 Safari/604.1 [FBAN/FBIOS;FBAV/531.0.0.35.77;FBBV/792629356;FBDV/iPhone14,7;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/797510851;IABMV/1];FBNV/1 iOS 26 iPhone 14