via http://emu-russia.net/en/

GBA emulator for Android has been updated. Changes:
- added initial portrait mode orientation (set Video -> Orientation in the menu);
- optimized assembler rendering routines for portrait mode resolutions;
- the Android SEARCH button will now fast-forward emulation;
- added a freeware game to the package, to let users try VGBA without supplying their own games.
News source: http://www.emucr.com