12 toolsOne engine, running in your browser

Every PST tool, in one place.

Open, repair, reorganize and convert Outlook PST files on any computer. Each tool previews for free and checks its own result before you save it.

Nothing uploadedFree previewsOriginal never changed
Open and fix

Read it, or rescue it.

For a PST you can't open, or one Outlook says is damaged.

Free

PST Viewer

Open and read the PST without Outlook.

ViewPST
Free health check

Repair PST

Recover a damaged file into a clean PST.

FixPST
Organize

Make it the right size and shape.

For archives that are too big, scattered over several files, or full of copies.

Free preview

Split PST

By size, year, month or folder.

13
Free preview

Merge PST

Combine several PST files into one.

31
Free duplicate check

Remove duplicates

Keep one copy of each message.

21
Convert

Move mail between apps.

Out of Outlook to Thunderbird, Apple Mail or plain files, and back into Outlook from Gmail, Thunderbird or saved messages.

Free preview

OST to PST

An offline Outlook file into a PST.

OSTPST
Free health check

PST to MBOX

For Thunderbird and Apple Mail.

PSTMBOX
Free health check

PST to EML

One file per message.

PSTEML
Free health check

PST to MSG

Every message as an Outlook .msg file.

PSTMSG
Free preview

MBOX to PST

Gmail Takeout and Thunderbird to Outlook.

MBOXPST
Free preview

EML to PST

A folder of messages into Outlook.

EMLPST
Free preview

MSG to PST

Outlook .msg files into one PST.

MSGPST
Not sure?

Which tool do I need?

Find your situation; the tool next to it is the place to start.

Outlook says the file “cannot be accessed” or “is not an Outlook data file”I need to read old mail but don't have Outlook (Mac, Linux, a new PC)The PST is huge and Outlook is slow, or it hit the size limitMy mail is spread over several PST filesThe same emails appear two or three timesI'm moving from Outlook to Thunderbird or Apple MailI want my emails as plain files I can keep for yearsI'm moving from Gmail or Thunderbird to OutlookI have a folder of .eml files to put into OutlookI have saved Outlook .msg files and want them in one PSTI need each email as a separate Outlook .msg fileI left a job or lost an account, and only have the .ost file
Coming next

More formats on the way.

The same engine, for more of the files people have.

OLM (Outlook for Mac) to PSTOld ANSI PST files