Ulysses.app - A powerful writing tool for Mac, iPad, and iPhone

Y-Productive - Keep your work and distractions under control

Blurt - Compose efficiently. Edit smartly. Stay on track. Blurt is all you need to write — in one sleek tool.

Serene - The macOS app to get your focus back

Haven - Personal space security app, backed by Snowden

Freedom.to - Freedom is a productivity hack that lets you block apps, websites or the entire Internet on iPhones, iPads, Windows and Mac computers.