PreVeil is a free email encryption solution by PreVeil. SEPPmail Secure Email Gateway is a commercial email encryption solution by SEPPmail AG. Features, integrations, deployment and the company behind each one, side by side.
Free E2E encrypted email & file sharing for browser and desktop.
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Based on what each listing shows: deployment, company size, price and open source.
PreVeil fits if you need both cloud and on-premises options, you are a startup and you need a free product.
SEPPmail Secure Email Gateway fits if you need to run it on your own servers and you are a mid-market company or an enterprise.
Common questions when comparing PreVeil vs SEPPmail Secure Email Gateway for email encryption.
PreVeil: Free E2E encrypted email & file sharing for browser and desktop. Built by PreVeil.
SEPPmail Secure Email Gateway: Built by SEPPmail AG.
The table above shows where their features, integrations, deployment and company size fit differ.
PreVeil is made by PreVeil. SEPPmail Secure Email Gateway is made by SEPPmail AG. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. PreVeil and SEPPmail Secure Email Gateway are both Email Encryption products, and both cover Encryption. Key differences: PreVeil is Free while SEPPmail Secure Email Gateway is Commercial. Use the table above to see where features, deployment and company size fit differ.
No Email Encryption shortlist yet. This is the closest one.
Updated 2026-11-02
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