EssentialPIM VS Tinderbox

Todo.txt - Track your tasks and projects in a plain text file, todo.txt. A todo.

PandaDoc - Boost your revenue with PandaDoc. A document automation tool that delivers higher close rates and shorter sales cycles. We've helped over 30,000+ companies.

Task Coach - Task Coach is a simple open source todo manager to keep track of personal tasks and todo lists.

Google Keep - Capture notes, share them with others, and access them from your computer, phone or tablet. Free with a Google account.

Strikethru - Strikethru is a kind of to-do list notebook for managing work lists and staying updated with the important tasks.

Apttus - Apttus is a SaaS application provider, renders enterprise class applications for end to end management of business functions.