
On 2 April 2014, Cờ Rôm+ was officially re-branded as the Cốc Cốc browser to unify the company's brands under that name: Cốc Cốc Search Engine, Cốc Cốc browser and Nhà Nhà mobile app. Two months after the official release, the number of Cốc Cốc users in Vietnam surpassed Opera and later Safari and Internet Explorer. At that time, the interface of Cốc Cốc was similar to that of Google Chrome, but the browser had already integrated two features: the ability to download files to multiple streams and the storage of media content The first version of the browser was presented under the brandname Cờ Rôm+ on 4 December 2012 ( Cờ Rôm being the informal Vietnamese pronunciation for Chrome).

Cốc Cốc also has its own search engine service. Cốc Cốc is available for Windows, Windows Phone, Android, and macOS operating systems and supports both English and Vietnamese. ' Chrome+ ') is a freeware web browser focused on the Vietnamese market, developed by Vietnamese company Cốc Cốc and based on Chromium open source code.

Cốc Cốc browser ( Vietnamese: meaning "knock knock" and previously Cờ Rôm+ Vietnamese: lit.
