UniPatcher applies modifications to games and apps.
yetCalc is an advanced calculator.
ZArchiver is a file manager and compressor.
Networking
K-9 Mail is the mobile equivalent of the ultra-secure Claws Mail.
Kiwi Browser
LibreTorrent is a BitTorrent client.
OpenVPN reroutes your connection to discourage trackers on your LAN.
Tor Browser
Emulators
Dolphin emulates the GameCube and Wii. A DolphinBar might be required for the ideal results.
EKA2L1 emulates the N-Gage.
IrataJaguar emulates the Atari Jaguar.
Lemuroid emulates the Nintendo DS.
MAME4droid emulates arcade games, plug-and-play consoles, and oddball systems.
NetherSX2 emulates the PlayStation 2.
PPSSPP emulates the PlayStation Portable.
Real3DOPlayer emulates the 3DO.
RetroArch organizes emulators of the following machines: 32X, Amiga CD32, Atari 7800, Atari Lynx, CPS2, Game Boy Advance, Game Boy Color, Game Gear, Master System, Naomi, Neo Geo MVS, Neo Geo Pocket Color, NES, PC Engine Duo/Turbo Duo, PC-FX, Saturn, SG-1000, Super NES/Super Famicom, Twin Famicom, WonderMega, and WonderSwan Color.