Latest Facebook 554 user agents:

User Agent Platform Device
Mozilla/5.0 (iPhone; CPU iPhone OS 26_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23A341 Safari/604.1 [FBAN/FBIOS;FBAV/554.0.0.38.78;FBBV/917646558;FBDV/iPhone17,3;FBMD/iPhone;FBSN/iOS;FBSV/26.0;FBSS/3;FBID/phone;FBLC/ar_AR;FBOP/5;FBRV/927649838;IABMV/1] iOS 26 iPhone 16
Mozilla/5.0 (iPad; CPU OS 17_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21E219 Safari/604.1 [FBAN/FBIOS;FBAV/554.0.0.38.78;FBBV/917646558;FBDV/iPad12,2;FBMD/iPad;FBSN/iPadOS;FBSV/17.4;FBSS/2;FBID/tablet;FBLC/en_US;FBOP/5;FBRV/927649838;IABMV/1] iPadOS 17 iPad 9 10.2"
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/554.0.0.38.78;FBBV/917646558;FBDV/iPhone15,2;FBMD/iPhone;FBSN/iOS;FBSV/26.2.1;FBSS/3;FBID/phone;FBLC/en_Qaau_GB;FBOP/5;FBRV/927649838;IABMV/1] iOS 26 iPhone 14 Pro
Mozilla/5.0 (iPad; CPU OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 Safari/604.1 [FBAN/FBIOS;FBAV/554.0.0.38.78;FBBV/917646558;FBDV/iPad14,3;FBMD/iPad;FBSN/iPadOS;FBSV/26.5;FBSS/2;FBID/tablet;FBLC/en_US;FBOP/5;FBRV/927649838;IABMV/1] iPadOS 26 iPad Pro 4 11" WiFi
Mozilla/5.0 (iPad; CPU OS 15_8_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/19H386 Safari/604.1 [FBAN/FBIOS;FBAV/554.0.0.38.78;FBBV/917646558;FBDV/iPad5,2;FBMD/iPad;FBSN/iPadOS;FBSV/15.8.3;FBSS/2;FBID/tablet;FBLC/en_US;FBOP/5;FBRV/927649838;IABMV/1] iPadOS 15 iPad Mini 4
Mozilla/5.0 (iPhone; CPU iPhone OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 Safari/604.1 [FBAN/FBIOS;FBAV/554.0.0.38.78;FBBV/917646558;FBDV/iPhone15,2;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/3;FBID/phone;FBLC/es_LA;FBOP/5;FBRV/927649838;IABMV/1] iOS 26 iPhone 14 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 Safari/604.1 [FBAN/FBIOS;FBAV/554.0.0.38.78;FBBV/917646558;FBDV/iPhone17,2;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/3;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/927649838;IABMV/1] iOS 26 iPhone 16 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 18_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22E240 Safari/604.1 [FBAN/FBIOS;FBAV/554.0.0.38.78;FBBV/917646558;FBDV/iPhone14,5;FBMD/iPhone;FBSN/iOS;FBSV/18.4;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/927649838;IABMV/1] iOS 18 iPhone 13
Mozilla/5.0 (iPhone; CPU iPhone OS 16_7_10 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/20H350 Safari/604.1 [FBAN/FBIOS;FBAV/554.0.0.38.78;FBBV/917646558;FBDV/iPhone10,4;FBMD/iPhone;FBSN/iOS;FBSV/16.7.10;FBSS/2;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/927649838;IABMV/1] iOS 16 iPhone 8
Mozilla/5.0 (iPad; CPU OS 17_7_11 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21H461 Safari/604.1 [FBAN/FBIOS;FBAV/554.0.0.38.78;FBBV/917646558;FBDV/iPad7,6;FBMD/iPad;FBSN/iPadOS;FBSV/17.7.11;FBSS/2;FBID/tablet;FBLC/en_US;FBOP/5;FBRV/927649838;IABMV/1] iPadOS 17 iPad 6 9.7
Mozilla/5.0 (Linux; Android 16; 23129RN51X Build/BP2A.250605.031.A3) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/149.0.7827.159 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/554.0.0.57.70;IABMV/1;] Android 16 Redmi 3
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22H355 Safari/604.1 [FBAN/FBIOS;FBAV/554.0.0.38.78;FBBV/917646558;FBDV/iPhone11,2;FBMD/iPhone;FBSN/iOS;FBSV/18.7.9;FBSS/3;FBID/phone;FBLC/ro_RO;FBOP/5;FBRV/927649838;IABMV/1] iOS 18 iPhone XS
Mozilla/5.0 (iPhone; CPU iPhone OS 18_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22E240 Safari/604.1 [FBAN/FBIOS;FBAV/554.0.0.38.78;FBBV/917646558;FBDV/iPhone13,2;FBMD/iPhone;FBSN/iOS;FBSV/18.4;FBSS/3;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/927649838;IABMV/1] iOS 18 iPhone 12
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22H352 Safari/604.1 [FBAN/FBIOS;FBAV/554.0.0.38.78;FBBV/917646558;FBDV/iPhone14,3;FBMD/iPhone;FBSN/iOS;FBSV/18.7.8;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/927649838;IABMV/1] iOS 18 iPhone 13 Pro Max
Mozilla/5.0 (Linux; Android 10; RMX1911 Build/QKQ1.200209.002; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/146.0.7680.168 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/554.0.0.57.70;IABMV/1;] Android 10 5
Mozilla/5.0 (Linux; Android 15; RMX3997 Build/AP3A.240617.008; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/146.0.7680.168 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/554.0.0.57.70;IABMV/1;] Android 15 C65 5G
Mozilla/5.0 (Linux; Android 15; RMX3997 Build/AP3A.240617.008; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/146.0.7680.168 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/554.0.0.57.70;IABMV/1;] FBNV/500 Android 15 C65 5G
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/554.0.0.38.78;FBBV/917646558;FBDV/iPhone17,2;FBMD/iPhone;FBSN/iOS;FBSV/18.5;FBSS/3;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/927689962;IABMV/1] iOS 18 iPhone 16 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 Safari/604.1 [FBAN/FBIOS;FBAV/554.0.0.38.78;FBBV/917646558;FBDV/iPhone13,3;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/3;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/927649838;IABMV/1] iOS 26 iPhone 12 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22H352 Safari/604.1 [FBAN/FBIOS;FBAV/554.0.0.38.78;FBBV/917646558;FBDV/iPhone17,2;FBMD/iPhone;FBSN/iOS;FBSV/18.7.8;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/927649838;IABMV/1] iOS 18 iPhone 16 Pro Max