Latest Kwai 9 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; FIG-TL00 Build/HUAWEIFIG-TL00; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/79.0.3999.119 KsWebView/1.5.79.137 Mobile Safari/537.36 Yoda/2.2.1 NetType/WIFI StatusHT/24 Kwai/9.2.10.18677 OS_PRO_BIT/64 MA Android 9 Enjoy 7S
Mozilla/5.0 (Linux; Android 6.0.1; vivo Y55n Build/MMB29M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/79.0.3999.119 KsWebView/1.6.79.156 Mobile Safari/537.36 Yoda/2.4.1-rc1 NetType/WIFI StatusHT/24 Kwai/9.2.30.18949 OS_PRO_BIT/32 M Android 6 Y55n