TaskPaper - Plain text to-do lists for Mac
Alfie - Alfie helps men lose 15% of their weight through virtual visits with providers and prescription medication, highly personalized coaching from certified male health coaches, and a P2P community of men engaging in biweekly competitions with incentives…
Todoist - Todoist is a to-do list that helps you get organized, at work and in life.
Nach - Plan out your life's goals, and start becoming more productive with Nach - the supercharged to-do list app, available on your computer, phone, tablet and web.
Microsoft To-Do - Task management tool
Fat2Lose - A curated list of tips and resources to help you lose weight