Skiff
Skiff is a private, end-to-end encrypted workspace with Mail, Calendar, Pages, and Drive products for completely secure communication and collaboration.
All Skiff products are designed with security and privacy in mind. All apps are built with end-to-end encryption (E2EE), so you never have to share your personal information, sensitive data, or private keys with anyone else. At all times, only you can access the content of your emails.
Generous free tier
- Enjoy 10 GB of free storage for your email, attachments, documents, and notes.
- Create up to 4 free email aliases to protect your identity.
Open-source and audited
- Skiff Mail is open-source, uses open-source cryptography, and undergoes external security audits.
- You can access our whitepaper and code at skiff.com.
No trackers or ads
- Sign up and upgrade without sharing any personal information; use crypto payments in many different currencies to upgrade.
- Your data is never collected, sold, or shared.
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Proton Mail
Proton Mail is incorporated in Switzerland and all our servers are located in Switzerland. This means all user data is protected by strict Swiss privacy laws. All emails are secured automatically with end-to-end encryption. This means even we cannot decrypt and read your emails. As a result, your encrypted emails cannot be shared with third parties. No personal information is required to create your secure email account. By default, we do not keep any IP logs which can be linked to your anonymous email account. Your privacy comes first. We believe email privacy should be available to all. That's why our code is open source and basic Proton Mail accounts are always free. You can support the project by donating or upgrading to a paid account. Proton Mail can be used on any device without software install. Proton Mail Business allows you to keep your business email address. Send and receive encrypted emails both inside and outside of your organisation.
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Hushmail
Hushmail protects your clients by adding encryption to your emails, web forms and e-signatures. It’s secure, HIPAA-compliant, and trusted by healthcare professionals worldwide. Best of all, Hushmail is easy to set up and use. Send your first encrypted email today, and set up a secure online intake form in minutes. Your Hushmail account works just like a regular email account, with added security features to help keep your data safe. Send and receive encrypted email on the web and iPhone. Access your account using Outlook, Apple Mail or your Android smartphone. Move your forms online in minutes. Hush™ Secure Forms is our secure alternative to old-fashioned paper forms and includes online signing for your most important digital forms. Switching from pen and ink to e-signatures has never been easier.
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gpg4o
Preserve the privacy of your electronic correspondence. Send confidential email in Microsoft® Outlook® 2010/2013/2016 safely once and for all with gpg4o®, developed by Giegerich & Partner, based on OpenPGP, one of the most widely used and safest cryptographic techniques worldwide. gpg4o® is suitable both for private and enterprise use. gpg4o® by Giegerich & Partner guarantees the privacy of your electronic correspondence by mail encryption. gpg4o® enables the integration of one of the most widely used and safest email encryption systems into Microsoft® Outlook® 2010, Microsoft® Outlook® 2013, Microfost Outlook 2016 and for Microsoft® Outlook® 2019. Easy installation and an intuitive user experience help you preserve the privacy of your email. With the gpg4o® product maintenance, you will always get the latest features for more security and even better user experience.
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