I use [Due](https://itunes.apple.com/us/app/due-reminders-countdown-timers/id390017969?mt=8&at=10l5TL)[^f1453] almost the same way as Ben does: When I have a task that I *need* to get completed. I have it set to pop up a modal window every minute until I get the task done.
[^f1453]: Affiliate link.