Sortd - Rated the #1 App for Gmail
OpenMoji 12.0 - Open source Unicode-compliant Emojis for everyone
KanbanMail - A Kanban board for your emails.
JoyPixels - Freemium set of 3,057 native emoji icons ✨
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.
Vector Emoji - 😍 for Sketch & Photoshop