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Softaken Upgrade PST Tool vs Softaken Zimbra Converter

Converts Zimbra TGZ files, unrelated to Outlook PST conversion
Softaken Upgrade PST Toolupgrading old ANSI PST files to the new Unicode formatSoftaken Zimbra ConverterDedicated tool for converting Zimbra Desktop TGZ files into multiple file formats

Side by side

What it is
Softaken Upgrade PST Tool:Softaken Upgrade PST Tool converts old ANSI Outlook PST files to Unicode format, removing the 2 GB limit.
Softaken Zimbra Converter:Converts Zimbra Desktop TGZ mailboxes to PST, EML, MSG, MBOX, HTML, VCF and other formats while preserving structure.
Best for
Softaken Upgrade PST Tool:ANSI-to-Unicode PST conversion
Softaken Zimbra Converter:TGZ to PST/EML conversion
Who it’s for
Softaken Upgrade PST Tool:Outlook users and IT admins needing to migrate legacy PST data.
Softaken Zimbra Converter:IT admins and migration specialists needing to move Zimbra data to other email clients
Pricing
Softaken Upgrade PST Tool:Paid
Softaken Zimbra Converter:Freemium
Plans
Softaken Upgrade PST Tool:Demo FREE
Softaken Zimbra Converter:Demo Free
Works with
Softaken Upgrade PST Tool:—
Softaken Zimbra Converter:Microsoft Outlook, Apple Mail, Entourage
DevHunt upvotes
Softaken Upgrade PST Tool:0
Softaken Zimbra Converter:0
Launched on DevHunt
Softaken Upgrade PST Tool:Jan 2026
Softaken Zimbra Converter:Jan 2026

Softaken Upgrade PST Tool features

  • ANSI to Unicode conversion. Upgrades PST files from the 2 GB ANSI limit to 20 GB/50 GB Unicode capacity.
  • Batch conversion. Add single files or whole folders to convert multiple PSTs at once.
  • No Outlook required. Standalone Windows utility works without Outlook installed.
  • Password-protected PST support. Can convert PST files that are encrypted or password-protected.
  • Preserves hierarchy & characters. Keeps folder structure and double-byte characters intact during conversion.
  • Free demo. Allows conversion of the first 10 items per folder for evaluation.
Softaken Upgrade PST Tool on DevHunt →Alternatives

Softaken Zimbra Converter features

  • Full mailbox conversion. Exports emails, contacts, calendars, tasks and briefcase with original metadata and folder hierarchy.
  • Multiple output formats. Supports PST, EML, EMLX, MSG, MBOX, HTML, MHTML, VCF, ICS and more.
  • Live preview. Shows folder and item contents before export for selective conversion.
  • No Zimbra required. Converts locally saved TGZ files without installing Zimbra Desktop.
  • Unlimited file size. Handles TGZ files of any size without limitation.
  • Windows native. Runs on Windows 7-11 (32- and 64-bit) with no additional dependencies.
Softaken Zimbra Converter on DevHunt →Alternatives

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