AirWander - Add multi-day stopovers to save on flights
Later Reminders - Super simple way to schedule reminders on your phone
Kiwi.com - Find and book the best low-cost flights all around the world
Tiny Reminder - Collect content & files from busy clients
Nomad List - Find the best place to ❤️ live, 👩💻 work, and 💃 play
Yuzz.it - A smart personal reminder