Socialkeeper - Cultivate your friendships
Flashlight - Control your Mac with a keystroke.
Keep In touch - Keep in touch with thousands of people
Tiny Flashlight + LED - Tiny Flashlight + LED is free to use application that can be used anywhere else, having nicely built-in functionality.
Bond - A simple app that reminds you to keep in touch with people
MEEFF - MEEFF – Make Global Friends app allows users to learn the Korean language and increase their knowledge about Korean culture by making friends from Korea and engaging in live chat with them.