StayPrivate email encryption ensures that important emails, files and notes stay secure, stay compliant and stay private.
Cost / License
- Free Personal
- Proprietary
Platforms
- Android
- iPhone
- iPad
- Software as a Service (SaaS)




Tuta Mail is described as 'End-to-end encrypted app for email, calendar, and contacts, requiring no personal data, with open source code and quantum-resistant security' and is a leading webmail provider in the office & productivity category. There are more than 100 alternatives to Tuta Mail for a variety of platforms, including Web-based, Android, iPhone, iPad and Mac apps. The best Tuta Mail alternative is Proton Mail, which is both free and Open Source. Other great apps like Tuta Mail are Gmail, Proton Calendar, Disroot and Posteo.
StayPrivate email encryption ensures that important emails, files and notes stay secure, stay compliant and stay private.




Amie is a productivity application that facilitates task, event, and contact management, integrating a scheduling feature for task and event time allocation, and effectively transforming the calendar into a todo list, with color-coding for improved organization and visual...




HEY Calendar is a digital scheduling tool designed with a unique approach to managing time and tasks. It offers a feature that allows users to rename days according to their significance, such as designating a day as 'Travel day', 'Anniversary', or 'No work...




Lockbin is a web application for sending private email messages and files. People use it to send things like credit card numbers or confidential information.




Galae is a secure email service focused on deliverability, self-management and interoperability. It totally relies on free/libre opensource software.





OnionMail is an anonymous and encrypted mail server made to run on the TOR network without losing the ability to communicate with the Internet.

MeSign is a free email encrypted client. Once you log in to your email account with MeSign App, the free S/MIME certificates will be issued, installed and configured automatically. The users can start to encrypt within 3 minutes.




FREE e-mail account with IMAP, spam and virus protection with UNLIMITED storage (GMail max. 15 GB). Because of this AOL WebMail is ideal as E-mail archive or E-Mail-Backup utility for other Mail accounts.




eclipso Mail & Cloud is an complete and secure e-mail system from Germany with many useful and practical functions: Antispam, unlimited email folders, webmail, mobile app, Postoffice, fax and cloud storage. and many more.




Tutanota is a webmail service that gives you easy-to-use encryption. Mynigma is an email client (not service) for Mac/iPhone/iPad and it's not open source. In that sense, not really a replacement.