Latest Facebook 509 user agents:

User Agent Platform Device
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/509.0.0.52.94;FBBV/721998097;FBDV/iPhone16,2;FBMD/iPhone;FBSN/iOS;FBSV/26.3.1;FBSS/3;FBID/phone;FBLC/es_LA;FBOP/5;FBRV/726005937;IABMV/1] iOS 26 iPhone 15 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22H320 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone11,8;FBMD/iPhone;FBSN/iOS;FBSV/18.7.6;FBSS/2;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/726005937;IABMV/1] iOS 18 iPhone XR
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/509.0.0.52.94;FBBV/721998097;FBDV/iPhone14,5;FBMD/iPhone;FBSN/iOS;FBSV/26.3.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726335333;IABMV/1] iOS 26 iPhone 13
Mozilla/5.0 (iPad; CPU OS 18_6_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22G100 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPad12,2;FBMD/iPad;FBSN/iPadOS;FBSV/18.6.2;FBSS/2;FBID/tablet;FBLC/de_DE;FBOP/5;FBRV/726005937] iPadOS 18 iPad 9 10.2"
Mozilla/5.0 (iPhone; CPU iPhone OS 18_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22C152 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone14,7;FBMD/iPhone;FBSN/iOS;FBSV/18.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 18 iPhone 14
Mozilla/5.0 (iPhone; CPU iPhone OS 16_1_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/20B110 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone12,5;FBMD/iPhone;FBSN/iOS;FBSV/16.1.2;FBSS/3;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/726005937;IABMV/1] iOS 16 iPhone 11 Pro Max
Mozilla/5.0 (iPad; CPU OS 17_7_10 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21H450 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPad7,3;FBMD/iPad;FBSN/iPadOS;FBSV/17.7.10;FBSS/2;FBID/tablet;FBLC/en_GB;FBOP/5;FBRV/726005937] iPadOS 17 iPad Pro 10.5
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/509.0.0.52.94;FBBV/721998097;FBDV/iPhone17,4;FBMD/iPhone;FBSN/iOS;FBSV/26.3;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 26 iPhone 16 Plus
Mozilla/5.0 (iPhone; CPU iPhone OS 18_3_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22D82 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone16,2;FBMD/iPhone;FBSN/iOS;FBSV/18.3.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726335333;IABMV/1] iOS 18 iPhone 15 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 16_7_15 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/20H380 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone10,5;FBMD/iPhone;FBSN/iOS;FBSV/16.7.15;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 16 iPhone 8 Plus
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/509.0.0.52.94;FBBV/721998097;FBDV/iPhone14,8;FBMD/iPhone;FBSN/iOS;FBSV/18.1.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 18 iPhone 14 Plus
Mozilla/5.0 (iPhone; CPU iPhone OS 18_6_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22G100 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone13,3;FBMD/iPhone;FBSN/iOS;FBSV/18.6.2;FBSS/3;FBID/phone;FBLC/ro_RO;FBOP/5;FBRV/726005937;IABMV/1] iOS 18 iPhone 12 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 18_6_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22G100 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone16,2;FBMD/iPhone;FBSN/iOS;FBSV/18.6.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 18 iPhone 15 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 18_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22F76 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone14,7;FBMD/iPhone;FBSN/iOS;FBSV/18.5;FBSS/3;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/726005937;IABMV/1] iOS 18 iPhone 14
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/509.0.0.52.94;FBBV/721998097;FBDV/iPhone15,4;FBMD/iPhone;FBSN/iOS;FBSV/26.3.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 26 iPhone 15
Mozilla/5.0 (iPhone; CPU iPhone OS 15_7_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/19H117 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone9,3;FBMD/iPhone;FBSN/iOS;FBSV/15.7.1;FBSS/2;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 15 iPhone 7
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/509.0.0.52.94;FBBV/721998097;FBDV/iPhone14,5;FBMD/iPhone;FBSN/iOS;FBSV/26.3.1;FBSS/3;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/726005937;IABMV/1] iOS 26 iPhone 13
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/509.0.0.52.94;FBBV/721998097;FBDV/iPhone14,5;FBMD/iPhone;FBSN/iOS;FBSV/26.3.1;FBSS/3;FBID/phone;FBLC/en_Qaau_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 26 iPhone 13
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22H20 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone17,1;FBMD/iPhone;FBSN/iOS;FBSV/18.7;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 18 iPhone 16 Pro
[FBAN/FB4A;FBAV/509.0.0.67.28;FBBV/722229055;FBDM/{density=2.0,width=720,height=1436};FBLC/fr_FR;FBRV/726192359;FBCR/Orange F;FBMF/samsung;FBBD/samsung;FBPN/com.facebook.katana;FBDV/SM-A217F;FBSV/12;FBOP/19;FBCA/arm64-v8a:;] Android 12 Galaxy A21s