Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
Just Press Record - A simple, professional audio recorder
Notion - All-in-one workspace. One tool for your whole team. Write, plan, and get organized.
Totallib - A collaborative note-taking tool for researchers and passionate readers
Slack - A messaging app for teams who see through the Earth!
Supernotes - The fastest way to take notes and collaborate with friends. Create notecards with Markdown, LaTeX, images, emojis and more. Get started for free!