: Compatible with Apple Mail, Outlook, Airmail, MailMate, and others. System Requirements Operating System : macOS 10.13 High Sierra or later. Processor : 64-bit Intel or Apple Silicon.
For users on newer versions of macOS (13+), upgrading to the latest version (currently 2.9.52 or the paid SpamSieve 3.x upgrade) is recommended for full compatibility with Apple Mail's evolving architecture. SpamSieve 2.9.48
SpamSieve 2.9.48 is a free maintenance update for the Mac-based Bayesian spam filter, released on February 10, 2022. It primarily focused on compatibility fixes for and manual updates. Key Changes in Version 2.9.48 : Compatible with Apple Mail, Outlook, Airmail, MailMate,
: Uses advanced statistical analysis to learn what your spam looks like while ignoring legitimate mail based on your contacts (whitelist) and flagged senders (blacklist). For users on newer versions of macOS (13+),
: Improved the "Duplicate Apple Mail Accounts" section.