Last updated August 7, 2026 (v1.0.2)
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SpamBlaster is signed by Wilburn Pacific Company. As an independent release, Microsoft Defender SmartScreen may show a security notice the first time you download or run the installer. Select 'Keep anyway' or 'Run anyway' to continue.
Each installer is published with its SHA-256 and a signed build provenance attestation.
Requirements: Windows 10/11 or macOS (Apple Silicon) • New Outlook, Classic Outlook, Apple Mail, or Thunderbird • Microsoft 365, Gmail, or IMAP.
