Latest Chrome 66 user agents:

User Agent Platform Device
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3556.20 Safari/537.36 Windows 10 Unknown
Mozilla/5.0 (Windows NT 6.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3610.24 Safari/537.36 Windows Vista Unknown
Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3648.170 Safari/537.36 Windows 8 Unknown
Mozilla/5.0 (Windows NT 6.2; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3281.166 Safari/537.36 Windows 8 Unknown
Mozilla/5.0 (Windows NT 6.2; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.170 Safari/537.36 Windows 8 Unknown
Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.2202.190 Safari/537.36 Windows 8 Unknown
Mozilla/5.0 (Windows NT 6.2; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3669.19 Safari/537.36 Windows 8 Unknown
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.2688.131 Safari/537.36 Windows 10 Unknown
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3676.184 Safari/537.36 Windows 10 Unknown
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3382.82 Safari/537.36 Windows 7 Unknown
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.139 Safari/537.36 Mac 10 Unknown
Mozilla/5.0 Linux; Android 4.4.2; BQ-1050G Build/KOT49H AppleWebKit/537.36 KHTML, like Gecko Chrome/66.0.3359.158 Safari/537.36 Android 4 Hawaii
Mozilla/5.0 (X11; Xubuntu 14.04.5 LTS) AppleWebKit/537.36 (KHTML, like Gecko) Xubuntu Chrome/66.0.2623.87 Safari/537.36 Xubuntu 14 Unknown
Mozilla/5.0 (X11; OpenBSD i686) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.139 Safari/537.36 OpenBSD Unknown
Mozilla/5.0 (X11; OpenBSD amd64; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.139 Safari/537.36 OpenBSD Unknown
Mozilla/5.0 (X11; OpenBSD amd64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.139 Safari/537.36 OpenBSD Unknown
Mozilla/5.0 (X11; Linux armv7l) AppleWebKit/537.36 (KHTML%2C like Gecko) captain-u04-dummy-projection/0.0.0 Chrome/66.0.3359.181 Electron/3.1.13 Safari/537.36 GNU/Linux Unknown
Mozilla/5.0 (X11; FreeBSD amd64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.181 Safari/537.36 FreeBSD Unknown
Mozilla/5.0 (X11; Fedora; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.170 Safari/537.36 Fedora Unknown
Mozilla/5.0 (X11; CrOS x86_64 10452.99.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.203 Safari/537.36 Chrome OS 10452 Unknown