Offline tools for migrating Outlook email to Apple Mail or Thunderbird, and viewing PST archives — on Mac, Windows and Linux.
By Khulan Ltd · Quality business software since 2015
Convert Outlook PST archives into Apple Mail on macOS. Preserves all folders, emails, and attachments. Runs fully offline — your data never leaves your Mac.
Convert Outlook PST files into Thunderbird on Mac, Windows or Linux. No Outlook installation needed. Processes everything locally on your machine.
Open and browse any PST file on Mac, Windows or Linux. Read emails, view attachments, and search your archive — no conversion or email client needed.
Every tool in the suite shares the same core principles.
Your email data never leaves your machine. No cloud uploads, no accounts required, no internet needed after download.
Folders, subfolders, attachments, dates, and email headers are all preserved during conversion.
All tools read PST files directly. Outlook does not need to be installed on your machine.
Designed to process multi-gigabyte PST files reliably without running out of memory or crashing.
Download free. Activate with a one-time licence — no subscriptions, ever.
The PST to Thunderbird Converter and PST Viewer are completely free — no licence required. The PST to Apple Mail Converter is free to download; a one-time $9.99 licence key activates it.
No. All tools run entirely offline on your own machine. Your PST file and email data are never uploaded or transmitted anywhere.
No. All tools read PST files directly without Outlook being installed on your machine.
The PST to Apple Mail Converter runs on macOS only. The PST to Thunderbird Converter and PST Viewer run on Mac, Windows and Linux.
Step-by-step help for common PST migration tasks on Mac and beyond.
Download free and convert your PST files in minutes. One-time $9.99 — no subscription, no uploads.