Feature | Postbox | Thunderbird |
---|---|---|
Multiple languages | ||
POP3 Support | ||
Box.com integration | ||
Built-in RSS reader | ||
Dropbox integration | ||
Exchange | ||
Extensible by Plugins/Extensions | ||
Support for IMAP | ||
Multiple Account support | ||
Onedrive integration | ||
Tabbed interface | ||
Visual Programming | ||
Unified search | ||
Quick switching using hotkeys | ||
Unified inbox | ||
Encryption | ||
Address book integration | ||
Built-in Calendar | ||
Calendar integration | ||
Automatic Backup | ||
Built-in themes | ||
Built-in translation | ||
Customizable | ||
Email tracking | ||
CalDAV | ||
Clean design | ||
Sync across Devices | ||
Undo send | ||
Asana integration | ||
Sync Contacts | ||
Bundled with macOS | ||
CardDAV | ||
Encrypted Email | ||
Gantt-charts | ||
Kanban boards | ||
Work Item Tracking | ||
Agile boards | ||
Lightweight | ||
Content Filtering | ||
Import from Google Reader | ||
Integrated Chat | ||
Integrated Web Browser | ||
Support for OPML import of feeds |