According to Mr. Ostler's Twitter feed, an Android build of the original Baldur's Gate: EE is still in the works at Beamdog. Asked for an approximate release date, he replied “Hopefully soon."
The original Baldur's Gate was developed by BioWare and published in 1998 by Black Isle Studios for Windows and Mac OS. It was distributed on a whopping 5 CD-ROMs. The Enhanced Edition was a 2012 remake by Beamdog that launched for Windows, iPad and OS X. According to the developer, it brings several hundred improvements to the original game.
The sequel, Baldur's Gate II: Shadows of Amn, launched in 2000 for Windows. Its Enhanced Edition was released in November 2013 for Windows and OS X. It features overhauled versions of the original game and its expansion pack – Throne of Bhaal.