It's easy to take advantage of the power of Zip file compression and encryption through your personal webmail and business email accounts with WinZip Courier 4. It integrates with email applications and the WinZip ZipSend cloud-based delivery service to automatically zip, secure, and deliver attachments up to 2GB. You can attach, protect, and send files while in corporate settings.

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Full 64-bit Support

Designed for 32-bit and 64-bit systems, including both versions of Microsoft Office and Microsoft Outlook, WinZip Courier 4 is the right choice for computing environments that employ both older and newer machines.

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Background File Upload

When using Microsoft Outlook to send large files through ZipSend, WinZip Courier 4 allows users to send the email and continue working, uploading files in the background and automatically sending the outgoing email when the upload is finished.

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Faster Zip Technology

With a new Zip engine under the hood, WinZip Courier 4 provides smoother integration with email processes. Users can zip and deliver email attachments faster than ever before.

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Extended Language Support

Ideal for multilingual work environments, WinZip Courier 4 is available in 13 languages: Brazilian Portuguese, Chinese Simplified, Chinese Traditional, Czech, Dutch, English, French, German, Italian, Japanese, Korean, Russian, and Spanish.