K-9 Mail vs Opera Mail : Which is Better?
K-9 Mail
K-9 Mail is an open source email client with support for multiple accounts, search, IMAP push email, multi-folder sync, flagging, filing, signatures. Developed by K-9 Dog Walkers
License: Open Source
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K-9 Mail VS Opera Mail Feature comparision
| Feature | K-9 Mail | Opera Mail |
|---|---|---|
| Multiple Account support | ||
| Privacy focused | ||
| Ad-free | ||
| Configurable | ||
| Encrypted chat | ||
| Encryption | ||
| Exchange | ||
| Header sorting | ||
| Support for IMAP | ||
| One view multiple accounts | ||
| PGP Encryption | ||
| POP3 Support | ||
| Extensible by Plugins/Extensions | ||
| Built-in RSS reader | ||
| Address book integration | ||
| Built-in Calendar | ||
| Calendar integration | ||
| Unified inbox | ||
| Customizable | ||
| Email tracking | ||
| Clean design | ||
| Sync across Devices | ||
| Lightweight | ||
| Content Filtering | ||
| Integrated Spam Protection | ||
| Mail filtering | ||
| Message Filtering | ||
| Security & Privacy | ||
| Integrated Email Client | ||
| Portable | ||
| Automatic Backup | ||
| Built-in themes | ||
| Built-in translation | ||
| CalDAV | ||
| Bundled with macOS | ||
| CardDAV | ||
| Encrypted Email | ||
| Gantt-charts | ||
| Kanban boards | ||
| Work Item Tracking | ||
| Agile boards |
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