Email Viewer
Quickly View Email Files
Only for Mac
Free · In‑App Purchases
Mac
Email Viewer is a macOS app designed for quickly viewing email files.
Open and view EML files without importing them into a mail app. You can open files via drag and drop, the file picker, or “Open With” in Finder, making it easy to review saved emails whenever you need them.
Key Features:
・View EML files
・Switch between rich text, plain text, and source views
・View headers such as From, To, CC, BCC, Reply-To, and Date
・Reply using your default mail app
・Light and Dark Mode support
・English and Japanese language support
Features Available with Pro:
・View MSG, OFT, mbox, winmail.dat, and TNEF files
・Search within email messages
・View, save, and batch-save attachments
・Export as PDF, TXT, HTML, or EML
・Export individual emails from mbox files as EML files
・Print emails
・Tabbed viewing
Quickly open and review old emails, received EML or MSG files, archived mbox files, Outlook-generated winmail.dat files, and more—whenever you need them.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Fixed an issue where some emails containing external images could take a long time to open or fail to open.
The developer, Katsuaki Takahashi, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Katsuaki Takahashi
- Size
- 3.6 MB
- Category
- Business
- Compatibility
Requires macOS 13.0 or later.
- Mac
Requires macOS 13.0 or later.
- Mac
- Languages
- English and Japanese
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Email Viewer Pro $0.99
- Copyright
- © 2026 Katsuaki Takahashi