https://prismmigration.com Enterprise Mailbox & Database Migration Software Utilities PRM-CON-2026-002 MBOX Converter Tool (2026 Enterprise Edition) # MBOX Converter Tool — Windows & Mac (v26.08, 2026 Edition) When migrating from Mozilla Thunderbird, Apple Mail, Opera Mail, or Google Takeout to Microsoft 365 or Outlook, the standard .mbox / .mbx format is completely unsupported by Outlook. Prism MBOX Converter bridges this gap with high-speed 64-bit multi-stream conversion. ## What It Actually Does The engine reads Unix RFC 4155 MBOX files, parsing individual MIME envelopes and embedded multi-part attachments without loading entire multi-gigabyte archives into RAM. **17 output targets supported:** Outlook PST (Unicode) · PDF · HTML · MHTML · RTF · DOC · TXT · JSON · CSV · EML · MSG · MBOX (Clean) · EMLX · Gmail · Google Workspace · Office 365 · IMAP Server · Yahoo Mail ## Enterprise Cloud & Batch Ingestion - **Direct Migration to Office 365 & Google Workspace** — push MBOX mailboxes straight to cloud inboxes without manual desktop intermediate steps. - **Admin Delegation & P12 Auth** — super-admin domain-wide https://prismmigration.com/products/mbox-converter-tool https://prismmigration.com/screenshots/mboxc-1.png in_stock 49.00 USD Prism Migration new PRM-PST-CONV-2026 PST Converter Tool # PST Converter Tool — Windows & Mac (v26.08, 2026 Edition) When you open a PST file and realize it holds 80,000 emails, 4 years of calendar events, and a full contacts book — and your target is Google Workspace — you need a tool that handles the whole job, not just the emails. That is what we built. ## What It Actually Does The Prism PST Converter reads Outlook PST files directly off disk. No MAPI. No Exchange. No Outlook install. It parses the binary format natively using a 64-bit engine, then pushes the output to wherever you need it — a local folder, a cloud inbox, or an enterprise tenant. **17 output targets supported:** PDF · HTML · MHTML · RTF · DOC · TXT · JSON · CSV · EML · MSG · MBOX · EMLX · PST Archive · Gmail · Google Workspace · Office 365 · IMAP Server · Yahoo Mail Output is not just emails. We also migrate **Contacts, Calendar events, and Tasks** directly to Gmail and Office 365. Most converter tools skip this. We do not. ## Enterprise & Admin-Level Migra https://prismmigration.com/products/pst-converter-tool https://prismmigration.com/og-default.png in_stock 49.00 USD Prism Migration new