Free Web MBOX Viewer

Upload MBOX file to view the contents online as images. Read messages online. Donwload uploaded MBOX file as PDF, TXT, DOC or image.

By uploading your files or using our service you agree with our Terms of Service and Privacy Policy.

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Aspose.Email Viewer App is a fast online email viewer, if you need to read your email from any device and anywhere. Use it to open your message file online, download the email as an image or as an original file. Viewer app shows all content of the message including images.

View emails online as image, PDF, DOC or TXT.

Send the image of an email, which is an easy way to protect it from editing and copying. Viewer app has an easy to use interface which provides you with basic operations to navigate email pages, zoom email contents, observe images of the email in the navigation menu, download a whole email or the part of an email that you need as an image, DOC, PDF or TXT file.

Email viewer is based on Aspose.Email, which is a powerful, secure and fast emails & message archives processing library for email viewing. Aspose.Email allows to convert, create, merge, process, read, manipulate, send and receive messages and edit emails. You don’t need any additional software like Thunderbird, Outlook, G Suite or other installed apps to process emails. Visit Aspose.Email documentation to get more details on how to process email files with Email SDKs.

Also, have a closer look at the cloud approach for email processing. Aspose.Email Cloud SDKs are created to efficiently manipulate and process Outlook and other email file formats in the Cloud. With Email Cloud SDKs you will get a fast, secure and reliable way to process emails without any software installed. Email Cloud is supported by almost all mainstream programming languages: C#, Java, PHP, Python, Node.js, Ruby and others. Email Cloud API provides you with the best way of using in all kinds of mobile and desktop applications. Cloud API is independent of operating systems or programming languages.

In case you are interested, also take a look at all Aspose.Email products.

MBOX Email Mailbox File

MBox file format is a generic term that represents a container for collection of electronic mail messages. The messages are stored inside the container along with their attachments. Messages from an entire folder are saved in a single database file and new messages are appended to the end of the file. Numerous applications and API provide support for MBox file format such as Apple Mail and Mozilla Thunderbird.

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How to view a document file

  • Click inside the file drop area to upload a document file or drag & drop a document file.
  • Your document file will be automatically rendered for you to view instantly.
  • Download the document file in original, image, PDF, DOC or txt format.
  • If you need another format, you can go to Converter.
  • View and navigate between pages.
  • Set page view zoom-in or zoom-out.


  • ❓ How can I open email online?
    You can read, view and open emails online using Aspose.Email Viewer. First, you need to add a message file which you want to view: drag & drop your Email file or click inside the white area to choose a file. When Email file is uploaded you can read it online and download as PDF, TXT, DOC and Image.
  • 🗂 Which file formats can I view?
    You can open the following email file formats: EML, MBOX, MSG, PST, OST.
  • 🛡️ Is it safe to open Email using free Aspose.Email Viewer?
    Of course! The download link of result files will be available instantly after uploading the file. We delete uploaded files after 24 hours and the download links will stop working after this time period. No one has access to your files. Email Viewer is absolutely safe.
  • 💻 Can I open Email on Linux, Mac OS or Android?
    Yes, you can view emails using free Aspose.Email Viewer on any operating system that has a web browser. Our Email Viewer works online and does not require any software installation.
  • ✅ Can I use Aspose.Email Viewer in my projects?
    Absolutely! Aspose.Email provides a high-performance API. Using Aspose.Email you can convert, view, edit and process emails in the way you need. You can use one of its SDKs on your platform or use Email Cloud approach, which is safety, fast and reduces the load on your system.

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