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GainTools Split PST Software vs Mailvita Merge PST for Mac

Mac-only version; GainTools is Windows-only
GainTools Split PST Softwaregaintools-split-pst-softwareMailvita Merge PST for Macmailvita-merge-pst-for-mac

Side by side

What it is
GainTools Split PST Software:GainTools Split PST Software splits large Outlook PST files into smaller, manageable pieces without data loss.
Mailvita Merge PST for Mac:Mailvita Merge PST for Mac merges multiple Outlook PST files on macOS without Outlook installed.
Best for
GainTools Split PST Software:Accurate PST splitting by size, date, or folder
Mailvita Merge PST for Mac:Merging PST files on Mac without Outlook
Who it’s for
GainTools Split PST Software:Outlook users needing to manage large PST files on Windows.
Mailvita Merge PST for Mac:Mac users who need to combine Outlook PST files, including individuals and businesses.
Pricing
GainTools Split PST Software:Freemium
Mailvita Merge PST for Mac:Paid
DevHunt upvotes
GainTools Split PST Software:0
Mailvita Merge PST for Mac:1
Launched on DevHunt
GainTools Split PST Software:Jan 2026
Mailvita Merge PST for Mac:Jul 2025

GainTools Split PST Software features

  • Multiple split options. Split PST files by size, year, or specific folders.
  • Full data integrity. Preserves emails, attachments, contacts, calendar entries and metadata.
  • Preview and logs. Preview PST contents before splitting and generate detailed log reports.
  • Broad Outlook compatibility. Supports Outlook 2003-2019, Outlook 365 and both ANSI and Unicode PST formats.
  • Windows support. Runs on Windows XP through Windows 11 (32-bit and 64-bit).
  • Simple wizard UI. Three-step process with no technical expertise required.
GainTools Split PST Software on DevHunt →Alternatives

Mailvita Merge PST for Mac features

  • Accurate PST merging. Combines Outlook PST files with 100% accuracy while preserving original structure.
  • Password-protected PST support. Merges ANSI, Unicode, archive and password-protected PST files safely.
  • Custom merge options. Create separate folders per PST, a single strong folder, or merge selected folders only.
  • Duplicate removal. Detects and removes duplicate or deleted items during the merge.
  • No Outlook required. Merges any size PST files on macOS without needing Microsoft Outlook installed.
  • Free demo version. Provides a trial version for users to evaluate the merging functionality.
Mailvita Merge PST for Mac on DevHunt →Alternatives

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