TrustVare OLM to Office 365 Converter vs TrustVare OST to MBOX Converter

Handles OST files to MBOX conversion, a different source format.

Side by side

What it is: TrustVare OLM to Office 365 Converter:Converts Mac Outlook OLM files to Office 365 accounts while preserving structure and attachments.; TrustVare OST to MBOX Converter:TrustVare OST to MBOX Converter exports Outlook OST files to MBOX format on Windows.
Best for: TrustVare OLM to Office 365 Converter:Bulk OLM-to-Office365 migration; TrustVare OST to MBOX Converter:Batch OST-to-MBOX conversion
Who it’s for: TrustVare OLM to Office 365 Converter:IT teams, businesses and individuals migrating from Mac Outlook to Office 365.; TrustVare OST to MBOX Converter:Individuals, businesses and enterprises needing Outlook email migration.
Pricing: TrustVare OLM to Office 365 Converter:Freemium; TrustVare OST to MBOX Converter:Freemium
Works with: TrustVare OLM to Office 365 Converter:Office 365; TrustVare OST to MBOX Converter:—
DevHunt upvotes: TrustVare OLM to Office 365 Converter:1; TrustVare OST to MBOX Converter:0
Launched on DevHunt: TrustVare OLM to Office 365 Converter:Jun 2025; TrustVare OST to MBOX Converter:Jan 2026

Full mailbox export. Transfers emails, contacts, calendars and attachments from OLM to Office 365.
Preserves formatting. Keeps original folder structure, metadata and formatting intact.
Bulk conversion. Exports unlimited OLM files in one operation.
Automatic Office 365 login. Connects to the target account after entering credentials.
Preview pane & log report. Shows data preview and generates a log of the exported items.
No Outlook required. Runs as a standalone Windows app without installing Outlook.

Unlimited conversion. Convert any number of OST files to MBOX without limits in the licensed version.
Batch conversion. Select single or multiple OST files (file or folder mode) and convert them together.
Selective export. Filter specific folders or emails before conversion using file or folder mode.
Preview pane. View a preview of uploaded OST files and their contents before conversion.
Log report. Generate a log file for each conversion session.
Preserves email data. Exports all email properties, attachments and folder structure intact.
No Outlook required. Runs as an independent Windows app without needing Outlook installed.
Supports large and encrypted OSTs. Handles password-protected, locked or encrypted OST files up to 50 GB.

Based on each tool's website and DevHunt data. Details may change; check the official sites.