Cron - Cron Calendar.
Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
KosmoTime - The to do list with super powers
Zenly - Zenly is a GPS tracker to locate your friends in realtime.
Vimcal - Vimcal is the world’s fastest calendar, beautifully designed for people who work remotely and live in their calendars.
Capture - A great free screen capture utility that allows you to capture either a window or the desktop and save it to either a file or the clipboard.