DraStic is much better than nds4droid since it has more features or functions for nearly fully emulating a real NDS.
DraStic DS Emulator
License(s): Paid Version
System(s): Nintendo DS
OS Supported: Android
GBA, GBC, NDS, 3DS, N64, SNES, GameCube, Wii Emulators on Windows, MacOS, Android, iOS
DraStic is much better than nds4droid since it has more features or functions for nearly fully emulating a real NDS.
John GBA is one of the best Android GameBoy Advanced emulators. It supports almost every game there.