Latest Facebook Messenger 373 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; SM-G950F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/104.0.5112.97 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 9 Galaxy S8
Mozilla/5.0 (Linux; Android 9; CPH1923 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/104.0.5112.97 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 9 A1k
Mozilla/5.0 (Linux; Android 9; ASUS_X01BDA Build/PKQ1; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/104.0.5112.69 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 9 ZenFone Max Pro M2
Mozilla/5.0 (Linux; Android 8.0.0; SM-C900F Build/R16NW; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/111.0.5563.116 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 8 Galaxy C9 Pro
Mozilla/5.0 (Linux; Android 7.1.2; SM-N971N Build/N2G48C; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.198 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 7 Galaxy Note 10
Mozilla/5.0 (Linux; Android 7.1.2; Redmi 4A Build/N2G47H; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/104.0.5112.97 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 7 Redmi 4A
Mozilla/5.0 (Linux; Android 12; V2036 Build/SP1A.210812.003; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/103.0.5060.129 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 12 Y31
Mozilla/5.0 (Linux; Android 12; SM-A515F Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/103.0.5060.129 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 12 Galaxy A51
Mozilla/5.0 (Linux; Android 12; M2102J20SG Build/SKQ1.211006.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/104.0.5112.97 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 12 X3 Pro
Mozilla/5.0 (Linux; Android 12; M2003J15SC Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/103.0.5060.129 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 12 Redmi Note 10X
Mozilla/5.0 (Linux; Android 11; ZTE Blade A51 Build/RP1A.201005.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/103.0.5060.129 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 11 Blade A51
Mozilla/5.0 (Linux; Android 11; V2026 Build/RP1A.200720.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/104.0.5112.69 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 11 Y12s
Mozilla/5.0 (Linux; Android 11; SM-A405FN Build/RP1A.200720.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/103.0.5060.129 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 11 Galaxy A40
Mozilla/5.0 (Linux; Android 11; SM-A202F Build/RP1A.200720.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/103.0.5060.71 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 11 Galaxy A20e
Mozilla/5.0 (Linux; Android 11; motorola edge 20 lite Build/RRKS31.Q3-19-97-12; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/104.0.5112.69 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 11 Edge 20 Lite
Mozilla/5.0 (Linux; Android 11; CTR-LX1 Build/HUAWEICTR-LX1; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/88.0.4324.93 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 11 Nova Y90
Mozilla/5.0 (Linux; Android 11; BNE-LX1 Build/HUAWEIBNE-LX1; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/88.0.4324.93 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 11 Nova 10 SE
Mozilla/5.0 (Linux; Android 11; 5062W Build/RKQ1.201202.002; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/103.0.5060.129 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 11 REVVL 4 Plus
Mozilla/5.0 (Linux; Android 10; MGA-LX9 Build/HUAWEIMGA-LX9; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/88.0.4324.93 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 10 Nova Y70
Mozilla/5.0 (Linux; Android 10; MED-LX9 Build/HUAWEIMED-LX9; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/88.0.4324.93 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/373.0.0.21.109;] Android 10 Y6p