FB Alpha is a multi-arcade console emulator that takes up less system memory and requires lower machine configuration than MAME, and runs faster with better graphics. FB Alpha Shuffle (full name: Final Burn Alpha Shuffle, FBA Shuffle or FBAS for short) is an unofficial variant version of FB Alpha with many new/different features (that FB Alpha does not support), maintained by KOF2112, Leaf, and Creamymami from China.

MorphGear was ever a very powerful and celebrated multiple game consoles universal emulator (basically a frontend) that lets you emulate different console systems by using different emulator modules. It is capable of emulating GameBoy Color, GBA, NES, SNES, GameGear, MasterSystem, Genesis and TG-16. Especially, it's pretty easy to configure and has very good graphics & sound effects, as well as ROM compatibility.

Castlevania Double Pack has two previous great and complete Castlevania games on Game Boy Advance console in one game cartridge, they are: Castlevania: Harmony of Dissonance + Castlevania: Aria of Sorrow. It was licensed by Nintendo and released by KONAMI in 2006.

Castlevania: The Dracula X Chronicles (AKA: Devil's Castle Dracula X Chronicle, Akumajō Dracula: X-Chronicle, 悪魔城ドラキュラ Xクロニクル, 恶魔城 X 历代记/编年史) is a 2.5D (namely 3D graphics + 2D operations) HD remake of the immortal masterpiece on PCE (PC Engine) platform - Castlevania: Rondo of Blood. It was released on PSP (PlayStation Portable) game console by KONAMI in 2007. This was the first time for the whole series of Castlevania games to launch on PlayStation Portable handheld game console.

Chrono Trigger released on SNES console in 1995 is one of few really amazing RPG works in the 16-bit video game era. This SNES game successfully changed the standard rules of RPG, so that made this type of game coruscate with new vitality. Chrono Cross released on PlayStation platform in 1999 is its sequel. Because Chrono Trigger has achieved unprecedented success (became one classic RPG work enjoying equal popularity with Final Fantasy series and Dragon Quest series), at first it was not favored by most gamers or game producers. But the reality is that it surprised the entire game world at that time. Here, AppNee only emphatically introduces Chrono Cross.