Backup, Migration, Converter and Viewer

Corbett Email Software

Corbett email software handles email backup, migration, conversion and viewing on Windows with one installer and no mail client. Free demo handles 10 emails per folder.

Download free demo Purchase now

  • No mail client needed
  • One time licence from $99
  • Windows 7 to 11
  • Backup from 209+ services

All in one

One Tool for All Your Email Work

Corbett email software replaces separate backup, migration, conversion and viewer tools with one installer. You install once and select your mode.

Corbett

  • Backup
  • Migration
  • Converter
  • Viewer

1 download

One installer

Separate Tools

  • Backup toolOwn installer
  • Migration toolOwn installer
  • ConverterOwn installer
  • ViewerOwn installer

4 downloads

Four installers
1Installer
4Email modes
209+Services
8Output formats

Email software

Select Your Email Task

Start with your email software mode. Every task below lists steps, outputs and limits.

Corbett Backup screen in the Backup and Restore Wizard
Backup

Backup Email From 209+ Services

Corbett Email Backup Software saves mail from 209+ webmail services, IMAP hosts and desktop mail apps to your own drive.

  • Save as PST, MBOX, EML, PDF or CSV
  • Advanced filters and preview keep batches focused
  • Free demo handles 10 emails per folder
Download free demoSee Email Backup Software

IMAP Backup ToolEmail Archiving Software

Corbett Migrate screen in the Backup and Restore Wizard
Migrate

Migrate Mail Between Accounts

Email Migration Tool from Corbett copies one live mailbox into another account across 209+ services.

  • Gmail, Microsoft 365, Yahoo and Zimbra work on both sides
  • Mail flags and folder tree carry over
  • Server tools cover CommuniGate, Kerio, MDaemon and Zimbra
Download migration demoSee Email Migration Tool

IMAP Migration ToolCommuniGate MigrationKerio MigrationMDaemon MigrationZimbra Migration

Corbett Convert screen in the Backup and Restore Wizard
Convert

Convert PST, OST and MBOX Files

Corbett Email Converter Tool takes a mail file and saves its messages in a new format.

  • Bulk batches for PST, OST, MBOX, EML, MSG and OLM files
  • Output as PDF, HTML or CSV when you need to share
  • Attachments and dates travel with every message
Download converter demoSee Email Converter Tool

PST File ConverterMBOX ConverterOST Converter

Corbett View screen in the Backup and Restore Wizard
View

View Mail Files for Free

Corbett Email Viewer Software shows messages from mail files with attachments and headers.

  • Viewing is free on Windows
  • No Outlook, Thunderbird or account needed
  • Exporting what you view needs a $99 licence
Download viewer demoSee Email Viewer Software

Free PST ViewerFree MBOX ViewerGoogle Takeout Viewer

Preview

Preview Mail Before You Save

Check any message in Corbett email software before a save starts.

Shows message body text as sent.

Corbett viewer showing message content

How it works

How to Use Corbett in Four Steps

Every Corbett mode follows one path from mail to output.

  1. 1

    Install the Free Demo

    Download the installer once. Corbett starts every mode from there.

  2. 2

    Choose Your Mode

    Select email backup, email migration, converter or viewer from the main screen.

  3. 3

    Preview and Filter

    Preview any message on screen and tick the folders you want. Filters trim your list.

  4. 4

    Save Your Output

    Select a format and press Save. Your files land in your chosen folder.

Popular tasks

Popular Email Tasks

Filter Corbett email software by task and go to its steps and limits.

GmailYour PC

Gmail Backup Tool

Microsoft 365Your PC

Office 365 Backup Tool

Yahoo MailYour PC

Yahoo Backup Tool

Outlook.comYour PC

Outlook.com Backup Tool

GmailAny mailbox

Gmail Migration Tool

Yahoo MailGmail or IMAP

Yahoo Mail Migration Tool

ThunderbirdAny mailbox

Thunderbird Migrator

OST filePST file

OST to PST Converter

MBOX filePST file

MBOX to PST Converter

PST fileEML files

PST to EML Converter

PST fileYour screen

Free PST Viewer

MBOX fileYour screen

Free MBOX Viewer

Supported services

Backup Tools for 27 Email Services

Search your email service and get its login steps, formats and limits.

Webmail Services

Cloud and Workspace

Web Hosting Services

Servers and Mail Clients

All 209+ Services

File formats

Mail Formats Corbett Takes and Saves

Corbett email software takes a mail file in one format and saves it in another.

Corbett Takes

Output Formats

  • PST
  • EML
  • MBOX
  • PDF
  • HTML
  • TXT
  • CSV
  • MSG

Why Corbett

What Every Corbett Email Software Tool Includes

Corbett email software shares one engine so basic tasks work alike in every mode.

Eight Output Formats

Save mail as PST, EML, MBOX, PDF, HTML, TXT, CSV or MSG.

209+ Services

Backup covers webmail, IMAP and mail client files.

Five Preview Modes

Check any email in content, message header, hex, properties and raw views.

Folders Stay in Place

Output keeps your folder tree, dates and attachments.

Filters That Trim Mail

Advanced filters narrow mail by attachment, date, time, To, From, Cc, Bcc, file name and size.

One Installer

Every mode shares one download.

Free demo

Test Corbett Email Software on Your Own Mail

Install the free demo, add a mail file and select a folder. Ten emails per folder give you enough to judge your output before you buy.

Download free demo

Privacy

Your Mail Stays on Your PC

Corbett email software works on files you already hold. Nothing leaves your PC for a Corbett server.

Works offlineYour files never leave the PC while Corbett processes them.
No mail client neededYou can skip installing Outlook or any other mail client.
Provider sign inOffice 365 and Outlook.com sign in on Microsoft's own site.
You choose your driveOutput goes to local, USB or NAS drives you select.

Licence

Email Software Licence Plans

Pay once and keep your email software licence for life. Your money back window lasts 30 days.

Personal

5 machines

Purchase now

$99one time

$19.80 per machine

  • Lifetime licence
  • 24/7 support
  • Refund window of 30 days
  • Free demo before you buy

Business

25 machines

Purchase now

$299one time

$11.96 per machine

  • Lifetime licence
  • 24/7 support
  • Refund window of 30 days
  • Free demo before you buy

Enterprise

100 machines

Purchase now

$499one time

$4.99 per machine

  • Lifetime licence
  • 24/7 support
  • Refund window of 30 days
  • Free demo before you buy

Plans cover the email software tools for every mode. Full details sit on Corbett Buy.

Customers

What Corbett Customers Say

Three customer notes, shown as written.

I highly recommended Corbett Software because I can perform multiple tasks like backup, migrate, and extract data. It completes all my organization needs and saves my time & money.

Oliver Smith

The interface of the tool provided by them is simple and helps me to complete my goal in just a few clicks. Absolutely hassle-free experience.

Alex Mark

I had an amazing experience with this software. It allows to convert many files in a single process and saves time.

Johnson

Common questions

Corbett Email Software FAQs

Formats, limits, licence and setup answers for Corbett email software and email backup.

What does Corbett email software do?

Corbett email software handles email backup, migration, conversion and viewing on Windows. One installer covers every mode.

Do I need Outlook or another mail client?

No. Outlook and other mail clients do not need to be installed.

Does Corbett get a copy of my mail?

No. Files stay on your PC and nothing is sent to Corbett.

Does backup cover 209+ email services?

Yes. Backup covers 209+ webmail services, IMAP servers and desktop clients. See email backup software for the list.

Which formats can I save to?

Corbett saves mail as PST, EML, MBOX, PDF, HTML, TXT, CSV or MSG based on your choice.

Can I migrate mail between servers?

Yes. Server tools exist for CommuniGate, Kerio, MDaemon and Zimbra servers and Email Migration Tool covers account to account moves.

Can I convert PST, OST and MBOX files?

Yes. Corbett accepts PST, OST, MBOX, EML, MSG, OLM and DBX files in Email Converter Tool and converts them in bulk.

Does free demo cap my output?

Yes. Free demo handles 10 emails per folder. Loading, previewing and filtering have no cap.

Do licences start at $99?

Yes. Personal costs $99 for 5 machines. Business costs $299 for 25 machines and Enterprise costs $499 for 100 machines.

Do you offer refunds?

Yes. Your money back window lasts 30 days. Full terms sit in the refund policy.

Help

Get Help Before You Buy

Support, refunds and licences for Corbett email software are one click away.

Corbett Support

Support is available 24/7.

Refund Policy

Money back lasts 30 days.

Buy Corbett

One payment covers every licence.

Get started

Try Corbett Email Software Today

Test Corbett on a spare copy of your mail first. Licences start at $99 and you pay once.

Download free demo Purchase now

87.4 MB installer for Windows 7 to 11 and Server 2008 to 2025. Money back for 30 days.