Latest Facebook 509 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/509.0.0.52.94;FBBV/721998097;FBDV/iPhone15,4;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/es_LA;FBOP/5;FBRV/726005937;IABMV/1] iOS 26 iPhone 15
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/509.0.0.52.94;FBBV/721998097;FBDV/iPhone14,3;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 26 iPhone 13 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 26_0_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23A355 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone12,5;FBMD/iPhone;FBSN/iOS;FBSV/26.0.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 26 iPhone 11 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 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone17,2;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 26 iPhone 16 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 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone13,4;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/es_LA;FBOP/5;FBRV/726005937;IABMV/1] iOS 26 iPhone 12 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 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone14,8;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 26 iPhone 14 Plus
Mozilla/5.0 (iPhone; CPU iPhone OS 16_1_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/20B101 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone14,6;FBMD/iPhone;FBSN/iOS;FBSV/16.1.1;FBSS/2;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 16 iPhone SE (2022)
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/509.0.0.52.94;FBBV/721998097;FBDV/iPhone12,1;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/2;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726335333;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 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone14,2;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726335333;IABMV/1] 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/509.0.0.52.94;FBBV/721998097;FBDV/iPhone15,4;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 26 iPhone 15
Mozilla/5.0 (iPhone; CPU iPhone OS 18_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22D72 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone11,2;FBMD/iPhone;FBSN/iOS;FBSV/18.3.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 18 iPhone XS
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/509.0.0.52.94;FBBV/721998097;FBDV/iPhone14,5;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 26 iPhone 13
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/509.0.0.52.94;FBBV/721998097;FBDV/iPhone16,1;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 26 iPhone 15 Pro
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/509.0.0.52.94;FBBV/721998097;FBDV/iPad13,18;FBMD/iPad;FBSN/iPadOS;FBSV/26.4.2;FBSS/2;FBID/tablet;FBLC/fr_FR;FBOP/5;FBRV/726005937] iPadOS 26 iPad 10 10.9" WiFi
Mozilla/5.0 (iPad; CPU OS 15_8_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/19H394 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPad5,3;FBMD/iPad;FBSN/iPadOS;FBSV/15.8.5;FBSS/2;FBID/tablet;FBLC/en_US;FBOP/5;FBRV/726005937] iPadOS 15 iPad Air 2
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/509.0.0.52.94;FBBV/721998097;FBDV/iPhone17,3;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_Qaau_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 26 iPhone 16
Mozilla/5.0 (iPhone; CPU iPhone OS 17_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21H16 [FBAN/FBIOS;FBAV/509.0.0.52.94;FBBV/721998097;FBDV/iPhone14,5;FBMD/iPhone;FBSN/iOS;FBSV/17.7;FBSS/3;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/726005937;IABMV/1] iOS 17 iPhone 13
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/iPhone15,4;FBMD/iPhone;FBSN/iOS;FBSV/26.3;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 26 iPhone 15
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/509.0.0.52.94;FBBV/721998097;FBDV/iPhone12,1;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/2;FBID/phone;FBLC/en_US;FBOP/5;FBRV/726005937;IABMV/1] iOS 26 iPhone 11
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148 [FBAN/FBIOS;FBAV/509.0.0.52.108;FBBV/740376955;FBDV/iPhone13,1;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBCR/;FBID/phone;FBLC/en_US;FBOP/80] iOS 18 iPhone 12 Mini