Enterprise desktop migration utility to transfer Outlook PST mailboxes directly into Google Gmail and Google Workspace accounts with Google OAuth 2.0, App Password support, custom label mapping, and incremental sync.
Free trial: 50 items per folder.
Find the capabilities that matter to your task, from supported formats to processing options.
Watch our step-by-step walkthrough to verify offline mailbox parsing, real-time message previews, and zero-cloud conversion workflows before evaluating your own archives.
Use the free trial to check whether the result fits your task. Here is what to look for when testing your own data.
Use a copy of your own data that includes the folders and item types you work with. Keep the original files available for comparison.
Choose from the supported formats or destinations above. Use the guide to check the settings and any account requirements for your task.
Open the result in your intended application and compare it with the source. The free trial is limited to 50 items per folder; check your sample before choosing a license.
Check your computer before installing PST to Gmail Migration Tool. Allow additional storage for your source files and output.
Download the free evaluation →Trial limit: 50 items per folder.
Transparent one-time pricing with dedicated multi-year updates & zero recurring fees.
1-Year License & Updates
One-time payment • Zero recurring fees
2-Year License & Updates
One-time payment • Zero recurring fees
3-Year License & Updates
One-time payment • Zero recurring fees
Yes. Prism PST to Gmail Migration Tool features an autonomous B-Tree parser that extracts email data directly from PST files without requiring Outlook, MAPI DLLs, or Exchange Server.
You can sign in using official Google OAuth 2.0 browser authentication or with a 16-character Google App Password. With OAuth 2.0, you authenticate in your default web browser and never enter your password into the app.
Because Gmail uses labels instead of folders, the software creates clean Gmail labels matching your Outlook hierarchy (e.g. Inbox, Sent Items, custom subfolders), with optional custom prefixes like [PST-Archive].
Yes. All attachments, documents, and inline images are uploaded directly with each email message in spec-compliant MIME multipart encoding.
Yes. The integrated SQLite transaction checkpointing records the upload status of every message. When you restart the application, the Resume Center will pick up right where it stopped without creating duplicate emails.
Yes. In the Enterprise edition, you can use Google Workspace Admin mode with CSV mapping to migrate multiple PST files into distinct user accounts in one batch.
