www.ticktick.com
TickTick is a simple and effective to-do list & task list, which helps you to make everything done and witness all important moments in life. TickTick’s cross-platform apps enable you to manage tasks on all your devices such as Android, iOS and Chrome. Besides, it allows you to backup & sync tasks on TickTick.com, where you can elegantly arrange your time & schedule Life can be so different with TickTick at hand.
Chrome Extension is also available: https://chrome.google.com/webstore/detail/ticktick-extension/diankknpkndanachmlckaikddgcehkod
iPhone: https://itunes.apple.com/app/tick-tick/id626144601
Its key features include:
1. Sync all your tasks across all devices
2. Create widget to manage tasks easily
3. Set recurring tasks
4. Instant time & location reminder
5. Sort tasks by order/date/name/priority
6. Drag tasks to rearrange order
7. Create subtasks in checklist
8. Add notes to tasks
9. Batch edit tasks
10. Classify tasks into folders & Archive completed tasks
11. Share task list to collaborate
12. Send task via multiple channels
13. Quick search tasks
14. View Google calendar events in TickTick
15.Voice input tasks via ‘note to self’ with Google Now
16. Create to-do's in TickTick via email
17. Subscribe TickTick in Calendar application
18. Multiple priority levels
keywords: TickTick, GTD, Getting Things Done, to do list, todo list, to-do, task, tasks, notes, checklist, GTasks, time schedule, memo