Butterfly is a mobile phone manufactured by HTC.

Latest user agents:

• Mozilla/5.0 (Linux; Android 4.3; HTC Butterfly Build/JSS15J) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.91 Mobile Safari/537.36
• Mozilla/5.0 (Linux; Android 4.3; HTC Butterfly Build/JSS15J) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/36.0.1985.131 Mobile Safari/537.36
• Mozilla/5.0 (Linux; Android 4.3; HTC Butterfly Build/JSS15J) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/34.0.1847.114 Mobile Safari/537.36