Files with p7z extension can be found as compressed S/MIME messages. Used by some email clients.

Detailed description

Software that works with p7z file extension

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P7Z file extension - S/MIME compressed e-mail message

What is p7z file? How to open p7z files?

File type specification:

Encoded and encrypted file type icon Encoded and encrypted file type

The p7z file extension is used for e-mail messages, that use S/MIME (Secure/Multipurpose Internet Mail Extensions) encryption with compression.

S/MIME (Secure / Multipurpose Internet Mail Extensions) is a standard for public key encryption and signing of e-mail encapsulated in MIME.

To read S/MIME encrypted files, you have to install the PKCS (Public-Key Cryptography Standards) certificate to your e-mail client.

MIME types:
application/pkcs7-mime

The default software associated to p7z file type:

Microsoft Outlook icon

Microsoft Corporation logo Microsoft Outlook  Microsoft Windows software

Company or developer:
  Microsoft Corporation

Microsoft Outlook is e-mail management tool and personal information manager distributed with Microsoft Office suite. Outlook integrates e-mail application, calendar, task manager, contact manager, note taking in to one application.

Microsoft Outlook is used as a stand-alone application and also can work with Microsoft Exchange Server and SharePoint Server.

The predecessor of Outlook was called Schedule+. The newest version is called Outlook 2016.

Microsoft Outlook for Mac icon

Microsoft Corporation logo Microsoft Outlook for Mac  Apple macOS / Mac OS X software

Company or developer:
  Microsoft Corporation

Microsoft Outlook for Mac is e-mail client and personal information manager distributed with Microsoft Office for Mac. Outlook for Mac contains email, calendar, address book, task list, note list managers in one application. Microsoft Outlook for Mac is a successor of Microsoft Entourage for Mac.

Help how to open P7Z files:

E-mail clients should be able to handle this particular file type and read the messages.

How to convert file with extension P7Z:

There is probably no way how to simply convert these files. However, once you get the email image, you could copy and paste the content to a standard text/document format.

List of software applications associated to the .p7z file extension

Recommended software programs are sorted by OS platform (Windows, Mac OS X etc.) and possible program actions
that can be done with the file
: like open p7z file, edit p7z file, convert p7z file, view p7z file, play p7z file etc. (if exist software for corresponding action in File-Extensions.org's database).

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting of the p7z files.

  • Open p7z file
  • Create p7z file
  • Others p7z file

Software that open p7z file - S/MIME compressed e-mail message

Click on the link to get more information about listed programs for open p7z file action.

Microsoft Windows:

Main software associated with p7z file by default:
Microsoft Outlook small icon Microsoft Outlook
Other suggested software:
Mozilla Thunderbird small icon Mozilla Thunderbird

Apple macOS / Mac OS X:

Main software associated with p7z file by default:
Microsoft Outlook for Mac small icon Microsoft Outlook for Mac
Other suggested software:
Mozilla Thunderbird for Mac small icon Mozilla Thunderbird for Mac

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