Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.
Stickies - Stickies is a PC utility written to replace Post-It-style notes left stuck to your monitor.
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
Scrawl - Scrawl is a notes taking and memo app that lets you keep track of the things that are important for you, like daily routine tasks, projects, reminders, calculations, or accountability of someone.
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.
Voice Notes - Voice notes come up with features to help you in keeping track of all your daily life activities and tasks by creating notes without much of a stretch.