Latest Facebook 523 user agents:

User Agent Platform Device
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/523.0.0.38.95;FBBV/766554692;FBDV/iPad13,16;FBMD/iPad;FBSN/iPadOS;FBSV/26.4.2;FBSS/2;FBID/tablet;FBLC/en_US;FBOP/5;FBRV/771907368] iPadOS 26 iPad Air 5 WiFi
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/523.0.0.38.95;FBBV/766554692;FBDV/iPhone12,8;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/2;FBID/phone;FBLC/en_US;FBOP/5;FBRV/771907368;IABMV/1] iOS 26 iPhone SE (2020)
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/523.0.0.38.95;FBBV/766554692;FBDV/iPhone15,2;FBMD/iPhone;FBSN/iOS;FBSV/18.7.8;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/771907368;IABMV/1] iOS 18 iPhone 14 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7_9 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22H355 [FBAN/FBIOS;FBAV/523.0.0.38.95;FBBV/766554692;FBDV/iPhone11,6;FBMD/iPhone;FBSN/iOS;FBSV/18.7.9;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/771907368;IABMV/1] iOS 18 iPhone XS 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/523.0.0.38.95;FBBV/766554692;FBDV/iPhone14,5;FBMD/iPhone;FBSN/iOS;FBSV/18.5;FBSS/3;FBID/phone;FBLC/en_Qaau_GB;FBOP/5;FBRV/771907368;IABMV/1] iOS 18 iPhone 13
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/523.0.0.38.95;FBBV/766554692;FBDV/iPad14,10;FBMD/iPad;FBSN/iPadOS;FBSV/26.4.2;FBSS/2;FBID/tablet;FBLC/en_US;FBOP/5;FBRV/771907368] iPadOS 26 iPad Air 7 13" WiFi
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/523.0.0.38.95;FBBV/766554692;FBDV/iPhone17,1;FBMD/iPhone;FBSN/iOS;FBSV/18.5;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/771907368;IABMV/1];FBNV/1 iOS 18 iPhone 16 Pro
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/523.0.0.38.95;FBBV/766554692;FBDV/iPhone18,1;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/771907368;IABMV/1] iOS 26 iPhone 17 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/523.0.0.38.95;FBBV/766554692;FBDV/iPhone18,2;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/3;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/771907368;IABMV/1];FBNV/1 iOS 26 iPhone 17 Pro Max
Mozilla/5.0 (iPad; CPU OS 16_1_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/20B101 [FBAN/FBIOS;FBAV/523.0.0.38.95;FBBV/766554692;FBDV/iPad12,1;FBMD/iPad;FBSN/iPadOS;FBSV/16.1.1;FBSS/2;FBID/tablet;FBLC/en_US;FBOP/5;FBRV/771907368] iPadOS 16 iPad 9 10.2" WiFi
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22H340 [FBAN/FBIOS;FBAV/523.0.0.38.95;FBBV/766554692;FBDV/iPhone17,2;FBMD/iPhone;FBSN/iOS;FBSV/18.7.7;FBSS/3;FBID/phone;FBLC/vi_VN;FBOP/5;FBRV/771907368;IABMV/1] iOS 18 iPhone 16 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/523.0.0.38.95;FBBV/766554692;FBDV/iPhone12,1;FBMD/iPhone;FBSN/iOS;FBSV/18.5;FBSS/2;FBID/phone;FBLC/en_Qaau_US;FBOP/5;FBRV/771907368;IABMV/1];FBNV/1 iOS 18 iPhone 11
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/523.0.0.38.95;FBBV/766554692;FBDV/iPhone12,1;FBMD/iPhone;FBSN/iOS;FBSV/18.5;FBSS/2;FBID/phone;FBLC/en_Qaau_US;FBOP/5;FBRV/771907368;IABMV/1] iOS 18 iPhone 11
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/523.0.0.38.95;FBBV/766554692;FBDV/iPhone13,2;FBMD/iPhone;FBSN/iOS;FBSV/18.7.8;FBSS/3;FBID/phone;FBLC/de_DE;FBOP/5;FBRV/771907368;IABMV/1] iOS 18 iPhone 12
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/523.0.0.38.95;FBBV/766554692;FBDV/iPhone13,1;FBMD/iPhone;FBSN/iOS;FBSV/17.3.1;FBSS/3;FBID/phone;FBLC/fr_FR;FBOP/5;FBRV/771907368;IABMV/1] iOS 17 iPhone 12 Mini
Mozilla/5.0 (iPad; CPU OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 [FBAN/FBIOS;FBAV/523.0.0.38.95;FBBV/766554692;FBDV/iPad13,19;FBMD/iPad;FBSN/iPadOS;FBSV/26.5;FBSS/2;FBID/tablet;FBLC/en_US;FBOP/5;FBRV/771907368] iPadOS 26 iPad 10 10.9"
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/523.0.0.38.95;FBBV/766554692;FBDV/iPhone14,2;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/771907368;IABMV/1] iOS 26 iPhone 13 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 26_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23B85 [FBAN/FBIOS;FBAV/523.0.0.38.95;FBBV/766554692;FBDV/iPhone12,1;FBMD/iPhone;FBSN/iOS;FBSV/26.1;FBSS/2;FBID/phone;FBLC/es_LA;FBOP/5;FBRV/771907368;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/523.0.0.38.95;FBBV/766554692;FBDV/iPhone14,5;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/de_DE;FBOP/5;FBRV/771907368;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/523.0.0.38.95;FBBV/766554692;FBDV/iPhone17,2;FBMD/iPhone;FBSN/iOS;FBSV/26.3.1;FBSS/3;FBID/phone;FBLC/th_TH;FBOP/5;FBRV/771907368;IABMV/1] iOS 26 iPhone 16 Pro Max