
Asana
Whether you're between meetings or in line for a latte, use Asana to quickly capture tasks, to-dos, reminders, and ideas. Features tags and subtasks!

Corkulous (iOS)
The Corkulous idea board gives you an inspired way to collect, organize, and share your ideas. It's a multi-purpose app containing cork boards where you can place notes, labels, photos, contacts, and tasks. Group your ideas visually on one board or spread ideas out across multiple boards.

Google Keep
Keep offers a variety of tools for taking notes, including text, lists, images, and audio.

Notion
Notion is a note-taking and collaboration application with markdown support that also integrates tasks, wikis, and databases. The aim is to be an all-in-one workspace for note-taking, project management, and task management.

OneNote
Get the OneNote app for free on your tablet, phone, and computer, so you can capture your ideas and to-do lists in one place wherever you are.

Padlet (Android)
Padlet is like paper for your screen. Start with an empty page and then put whatever you like on it. Upload a video, record an interview, snap a selfie, write your own text posts or upload some documents, and watch your padlet come to life. Once others add to it, the page will update in real-time.

Quip

Trello
Trello: 30+ app integrations, access from anywhere, plan with your friends, work offline.