MailsDaddy Free PST Viewer is an excellent choice for email audits, compliance checks, data recovery, and backups. It supports large PST files and all Outlook versions. Beyond viewing, the tool enables exporting PST content into multiple widely supported formats, PST, MBOX, MSG, EML, HTML, and MHTML, ensuring compatibility with email clients like Thunderbird, Apple Mail, and web browsers. A reliable and cost-effective PST management solution.