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Best Aryson PST Split Alternatives ranked by AI · updated Aug 2026

Aryson PST Split divides large Outlook PST files into smaller files using size, date, year, or folder-based criteria. It is designed for Outlook users and IT technicians who need to reduce file size while retaining the existing folder organization.

Developer: Aryson Technologies Price: Free trial; paid license available 🎯 arysontechnologies.com/pst-split
✉️ Email 💾 Data Management PST outlook

Top 6 Aryson PST Split alternatives

1 Regain PST Splitter logo

Regain PST Splitter

Regain Software

Regain PST Splitter is a Windows utility for dividing oversized Outlook PST files into smaller files by size, date, folder, or year....

Pros

  • Splits PST files by size, date, folder, or year
  • Supports both ANSI and Unicode PST files
  • Can process PST files without requiring Outlook to be installed

Cons

  • Windows-only, with no native macOS or Linux version
  • Less broadly documented and reviewed than Stellar or SysTools
  • Commercial licensing is less transparent than some competing tools

N/A

Alternatives to Regain PST Splitte... → Visit site
3

Kernel for Outlook PST

Kernel Data Recovery

Kernel for Outlook PST converts or exports Outlook PST mailbox data to formats such as EML, MSG, MBOX, and HTML while also...

Pros

  • Combines PST repair with conversion features
  • Supports exports for several common email clients
  • Provides folder-level selection and mailbox previews

Cons

  • Conversion workflow is less streamlined than BitVare's for healthy files
  • Interface feels dated compared with newer competitors
  • Windows-only

Freemium, paid license required for full export

Alternatives to Kernel for Outlook... → Visit site
4

SysTools Split PST Software

SysTools

SysTools Split PST Software divides large Outlook PST files by size, date, year, folder, or email address. It is aimed at Outlook...

Pros

  • Provides more splitting criteria and batch controls than Regain
  • Supports large ANSI and Unicode PST files
  • Includes a preview-oriented workflow before export

Cons

  • The full version is commercial and trial restrictions may limit exports
  • Interface is more complex than Regain's focused workflow
  • Windows-only and not a native Outlook or Microsoft 365 service

Free trial; paid license available

Alternatives to SysTools Split PST... → Visit site
5

Cigati PST Splitter

Cigati Solutions

Cigati PST Splitter breaks large Outlook data files into smaller PSTs by size, date, year, or folder. It targets individual Outlook users...

Pros

  • Offers several split modes comparable to Regain
  • Supports both ANSI and Unicode PST files
  • Can preserve folder hierarchy during output

Cons

  • Smaller ecosystem and less independent coverage than Stellar or SysTools
  • Windows-only and dependent on commercial licensing for unrestricted use
  • Trial limits may restrict the amount of data that can be saved

Free trial; paid license available

Alternatives to Cigati PST Splitte... → Visit site
6

Advik PST Splitter

Advik Software

Advik PST Splitter separates oversized Outlook PST files into smaller files by size, date, year, or folder. It is aimed at home...

Pros

  • Straightforward workflow for common PST splitting tasks
  • Supports multiple criteria instead of only fixed-size splitting
  • Retains Outlook folder organization in typical export scenarios

Cons

  • Has less enterprise tooling and documentation than SysTools
  • Windows-only and not a direct Microsoft 365 management solution
  • Commercial trial restrictions may limit full-file testing

Free trial; paid license available

Alternatives to Advik PST Splitter → Visit site

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