Latest Facebook 501 user agents:

User Agent Platform Device
Mozilla/5.0 (iPhone; CPU iPhone OS 26_4_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23E254 [FBAN/FBIOS;FBAV/501.0.0.49.107;FBBV/699723644;FBDV/iPhone17,4;FBMD/iPhone;FBSN/iOS;FBSV/26.4.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/703296132;IABMV/1] iOS 26 iPhone 16 Plus
Mozilla/5.0 (iPhone; CPU iPhone OS 15_8 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/19H370 [FBAN/FBIOS;FBAV/501.0.0.49.107;FBBV/699723644;FBDV/iPhone8,1;FBMD/iPhone;FBSN/iOS;FBSV/15.8;FBSS/2;FBID/phone;FBLC/en_Qaau_US;FBOP/5;FBRV/703296132;IABMV/1] iOS 15 iPhone 6s
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/501.0.0.49.107;FBBV/699723644;FBDV/iPhone12,1;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/2;FBID/phone;FBLC/en_US;FBOP/5;FBRV/703296132;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/501.0.0.49.107;FBBV/699723644;FBDV/iPhone17,2;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/703296132;IABMV/1] iOS 26 iPhone 16 Pro Max
Mozilla/5.0 (iPad; CPU OS 15_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/19D52 [FBAN/FBIOS;FBAV/501.0.0.49.107;FBBV/699723644;FBDV/iPad7,5;FBMD/iPad;FBSN/iPadOS;FBSV/15.3.1;FBSS/2;FBID/tablet;FBLC/en_US;FBOP/5;FBRV/703296132] iPadOS 15 iPad 6 9.7
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/501.0.0.49.107;FBBV/699723644;FBDV/iPhone14,8;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/703296132;IABMV/1] iOS 26 iPhone 14 Plus
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/501.0.0.49.107;FBBV/699723644;FBDV/iPhone15,5;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/703296132;IABMV/1];FBNV/1 iOS 26 iPhone 15 Plus
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/501.0.0.49.107;FBBV/699723644;FBDV/iPhone17,3;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/703296132;IABMV/1] iOS 26 iPhone 16
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/501.0.0.49.107;FBBV/699723644;FBDV/iPhone14,4;FBMD/iPhone;FBSN/iOS;FBSV/26.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/703296132;IABMV/1] iOS 26 iPhone 13 Mini
Mozilla/5.0 (iPhone; CPU iPhone OS 17_0_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21A360 [FBAN/FBIOS;FBAV/501.0.0.49.107;FBBV/699723644;FBDV/iPhone14,5;FBMD/iPhone;FBSN/iOS;FBSV/17.0.3;FBSS/3;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/703296132;IABMV/1] iOS 17 iPhone 13
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/501.0.0.49.107;FBBV/699723644;FBDV/iPhone12,8;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/2;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/703296132;IABMV/1] iOS 26 iPhone SE (2020)
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/501.0.0.49.107;FBBV/699723644;FBDV/iPhone17,4;FBMD/iPhone;FBSN/iOS;FBSV/18.1.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/703296132;IABMV/1] iOS 18 iPhone 16 Plus
Mozilla/5.0 (iPhone; CPU iPhone OS 26_2_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23C71 [FBAN/FBIOS;FBAV/501.0.0.49.107;FBBV/699723644;FBDV/iPhone18,2;FBMD/iPhone;FBSN/iOS;FBSV/26.2.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/703296132;IABMV/1] iOS 26 iPhone 17 Pro Max
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/501.0.0.49.107;FBBV/699723644;FBDV/iPad15,7;FBMD/iPad;FBSN/iPadOS;FBSV/26.4.2;FBSS/2;FBID/tablet;FBLC/en_US;FBOP/5;FBRV/703296132] iPadOS 26 iPad 11 10.9" WiFi
Mozilla/5.0 (iPhone; CPU iPhone OS 17_5_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21F90 [FBAN/FBIOS;FBAV/501.0.0.49.107;FBBV/699723644;FBDV/iPhone12,5;FBMD/iPhone;FBSN/iOS;FBSV/17.5.1;FBSS/3;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/703296132;IABMV/1];FBNV/1 iOS 17 iPhone 11 Pro Max
Mozilla/5.0 (iPad; CPU OS 17_6_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21G93 [FBAN/FBIOS;FBAV/501.0.0.49.107;FBBV/699723644;FBDV/iPad11,6;FBMD/iPad;FBSN/iPadOS;FBSV/17.6.1;FBSS/2;FBID/tablet;FBLC/en_US;FBOP/5;FBRV/703296132] iPadOS 17 iPad 8 10.2"
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/501.0.0.49.107;FBBV/699723644;FBDV/iPhone14,5;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/703296132;IABMV/1] iOS 26 iPhone 13
Mozilla/5.0 (iPhone; CPU iPhone OS 18_4_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22E252 [FBAN/FBIOS;FBAV/501.0.0.49.107;FBBV/699723644;FBDV/iPhone15,4;FBMD/iPhone;FBSN/iOS;FBSV/18.4.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/703296132;IABMV/1] iOS 18 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/501.0.0.49.107;FBBV/699723644;FBDV/iPhone17,5;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/703296132;IABMV/1];FBNV/1 iOS 26 iPhone 16e
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/501.0.0.49.107;FBBV/699723644;FBDV/iPhone17,5;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/703296132;IABMV/1] iOS 26 iPhone 16e