Latest Facebook 36 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; U; Android 7.1.1; HTCFlyer Build/NVM53W;) AppleWebKit/214.84 (KHTML, like Gecko) Version/49 Mobile Safari/214.84 [FB_IAB/FB4A;FBAV/36.6.6.89.08;] Android 7 Flyer
Mozilla/5.0 (Linux; U; Android 4.3; en-us; ZTE-Z669 Build/JLS36C) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 Z669
Mozilla/5.0 (Linux; U; Android 4.3; en-us; MT2L03 Build/HuaweiMT2L03LITE) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 Ascend Mate 2
Mozilla/5.0 (Linux; U; Android 4.2.2; es-es; Micromax A47 Build/JDQ39) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 A47
Mozilla/5.0 (Linux; U; Android 4.2.2; en-us; HUAWEI Y320-U10 Build/HUAWEIY320-U10) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 Ascend Y320
Mozilla/5.0 (Linux; U; Android 4.2.2; en-in; Micromax A114 Build/JDQ39) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 A114
Mozilla/5.0 (Linux; U; Android 4.1.2; pt-br; LG-P875h Build/JZO54K) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 Optimus F5
Mozilla/5.0 (Linux; U; Android 4.1.2; pt-br; LG-P655H Build/JZO54K) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 Optimus F3
Mozilla/5.0 (Linux; U; Android 4.1.2; es-us; ZTE-Z995 Build/JZO54K) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 Z995
Mozilla/5.0 (Linux; U; Android 4.1.2; en-us; LG-P870 Build/JZO54K) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 P870
Mozilla/5.0 (Linux; U; Android 4.1.2; en-us; LG-F160S Build/JZO54K) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 Optimus LTE 2
Mozilla/5.0 (Linux; U; Android 4.1.2; en-us; LG-D520 Build/JZO54K) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 D520
Mozilla/5.0 (Linux; U; Android 4.1.2; en-us; GT-S7710L Build/JZO54K) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 Galaxy Xcover 2
Mozilla/5.0 (Linux; U; Android 4.1.2; en-nz; GT-I8190T Build/JZO54K) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 Galaxy S III mini
Mozilla/5.0 (Linux; U; Android 4.1.2; en-au; HTC_0P6A1 Build/JZO54K) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 0P6A1
Mozilla/5.0 (Linux; U; Android 4.1.2; en-au; GT-S5310T Build/JZO54K) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 Galaxy POCKET Neo
Mozilla/5.0 (Linux; U; Android 4.1.1; en-us; ZTE-Z992 Build/JRO03C) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 Avail 2
Mozilla/5.0 (Linux; U; Android 4.0.4; en-us; LG-LW770 Build/IMM76I) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 LW770
Mozilla/5.0 (Linux; U; Android 4.0.4; en-us; LG-F100L Build/IMM76D) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 Optimus Vu
Mozilla/5.0 (Linux; U; Android 4.0.4; en-us; Huawei-U8687 Build/HuaweiU8687) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/36.0.0.39.166;] Android 4 U8687