Features of Thunderbird: Free Your Inbox

Account management

Supports multiple email accounts with a unified inbox and easy setup for IMAP, POP and Exchange. Sync options, per-account signatures and notification controls help you organize access across personal and work addresses.

Security and privacy

Offers built-in encryption support and privacy controls including OpenPGP key handling and remote content blocking. Permission settings and secure connections aim to keep messages protected while giving users control over data sharing.

Organization and search

Includes advanced search, customizable filters, labels and swipe actions to triage mail efficiently. Threaded conversations, snooze and folder management simplify inbox maintenance and help locate messages quickly.