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GainTools MBOX Converter vs TrustVare PST to MBOX Converter

GainTools MBOX Converter works the opposite direction (MBOX to other formats).

Short answer: Pick GainTools MBOX Converter if you want bulk MBOX-to-PST conversion; pick TrustVare PST to MBOX Converter if you want bulk PST-to-MBOX conversion with folder hierarchy preservation. GainTools MBOX Converter is paid, with a free trial; TrustVare PST to MBOX Converter has a free plan.

Which to pick

Pick GainTools MBOX Converter if you want…

  • Bulk MBOX-to-PST conversion
  • MBOX conversion to other formats
  • Integrations with Windows 11/10/8.1/8/7, MBOX or Thunderbird (on GainTools MBOX Converter's list, not TrustVare PST to MBOX Converter's)

Pick TrustVare PST to MBOX Converter if you want…

  • Bulk PST-to-MBOX conversion with folder hierarchy preservation
  • A free plan to start with
  • Integrations with Microsoft Outlook, Mozilla Thunderbird or Opera Mail (on TrustVare PST to MBOX Converter's list, not GainTools MBOX Converter's)

Side by side

What it is
GainTools MBOX Converter:GainTools MBOX Converter transforms MBOX files into PST, EML, EMLX, MSG and other formats on Windows.
TrustVare PST to MBOX Converter:Converts Outlook PST files and attachments to MBOX format for various email clients.
Best for
GainTools MBOX Converter:Bulk MBOX-to-PST conversion
TrustVare PST to MBOX Converter:Bulk PST-to-MBOX conversion with folder hierarchy preservation
Who it’s for
GainTools MBOX Converter:IT admins, developers, and users needing bulk email migration on Windows.
TrustVare PST to MBOX Converter:IT admins, email migration specialists, and users moving Outlook data to MBOX-compatible clients.
Pricing
GainTools MBOX Converter:Paid
TrustVare PST to MBOX Converter:Freemium
Free plan or trial
GainTools MBOX Converter:Free trial
TrustVare PST to MBOX Converter:Free trial
Works with
GainTools MBOX Converter:Windows 11/10/8.1/8/7, MBOX, Thunderbird, Apple Mail, Eudora, PST, EML, EMLX
TrustVare PST to MBOX Converter:Microsoft Outlook, Apple Mail, Mozilla Thunderbird, Opera Mail, Eudora

GainTools MBOX Converter features

  • Multiple Output Formats. Exports MBOX to PST, EML, EMLX, MSG while preserving attachments and metadata.
  • Bulk Migration. Select and convert unlimited MBOX files in one operation.
  • Folder Hierarchy Preservation. Maintains original folder structure and email properties during conversion.
  • Preview & Filtering. Preview emails and filter by date range before conversion.
  • Separate PST per MBOX. Option to create individual PST files for each source MBOX.
  • Free Lifetime Updates. One purchase includes unlimited updates and 24/7 support.

TrustVare PST to MBOX Converter features

  • Full PST support. Handles ANSI, Unicode, password-protected and encrypted PST files.
  • Bulk conversion. Load and convert multiple PST files at once without Outlook installed.
  • Preserves structure. Keeps email metadata, folder hierarchy and attachments intact.
  • Preview & filter. Scan and preview PST contents and apply filters before export.
  • Wide MBOX compatibility. Exports to Apple Mail, Thunderbird, Opera Mail, Eudora and 20+ other clients.
  • Log report. Generates an automatic log file detailing the conversion process.
  • Free trial & lifetime license. Free evaluation version; paid license provides unlimited use and upgrades.
  • 24/7 support. Customer support and manual guide available around the clock.

GainTools MBOX Converter vs TrustVare PST to MBOX Converter FAQ

What is the difference between GainTools MBOX Converter and TrustVare PST to MBOX Converter?+

GainTools MBOX Converter works the opposite direction (MBOX to other formats).

Should I use GainTools MBOX Converter or TrustVare PST to MBOX Converter?+

Pick GainTools MBOX Converter if you want bulk MBOX-to-PST conversion, MBOX conversion to other formats or integrations with Windows 11/10/8.1/8/7, MBOX or Thunderbird (on GainTools MBOX Converter's list, not TrustVare PST to MBOX Converter's). Pick TrustVare PST to MBOX Converter if you want bulk PST-to-MBOX conversion with folder hierarchy preservation, a free plan to start with or integrations with Microsoft Outlook, Mozilla Thunderbird or Opera Mail (on TrustVare PST to MBOX Converter's list, not GainTools MBOX Converter's).

Is GainTools MBOX Converter or TrustVare PST to MBOX Converter free?+

GainTools MBOX Converter is paid, with a free trial. TrustVare PST to MBOX Converter has a free plan and paid plans.

Do GainTools MBOX Converter and TrustVare PST to MBOX Converter integrate with the same tools?+

Partly. Both list Apple Mail and Eudora. GainTools MBOX Converter also lists Windows 11/10/8.1/8/7, MBOX, Thunderbird, PST and 3 more; TrustVare PST to MBOX Converter also lists Microsoft Outlook, Mozilla Thunderbird and Opera Mail.

On DevHunt

GainTools MBOX Converter

0 upvotes · Launched on DevHunt on Jan 6, 2026

TrustVare PST to MBOX Converter

0 upvotes · Launched on DevHunt on Jan 6, 2026

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