Planny.co - Planny is lightweight Twitter scheduler. Grow faster with calendar planner, multi account management, advanced drafts and analytics.
Freework - An easy way to keep track of your daily work
Day Night - A desktop app that kills the procrastination in you.
Success Planner - Minimalist iOS/Android app to track daily tasks
Gone - An ephemeral to-do list
everyhour - Improve your life balance: what gets measured, gets managed