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Posteo Alternatives
Posteo is described as 'Web- and IMAP-based email service. 4GB cost 1€/month. Information is hosted on encrypted hard drives. Electricity from renewable resources is used' and is a popular webmail provider in the office & productivity category. There are more than 50 alternatives to Posteo, not only websites but also apps for a variety of platforms, including Android, iPhone, iPad and Android Tablet apps. The best Posteo alternative is Proton Mail, which is both free and Open Source. Other great sites and apps similar to Posteo are Gmail, Tuta Mail, Google Calendar and Proton Calendar.
filter to find the best alternatives
Posteo alternatives are mainly WebMail Providers, but if you're looking for Email Clients or Calendar Apps you can filter on that. These are just examples - use the filter bar below to find more specific alternatives to Posteo.
Alternatives list
Cloudflare Workers-based email solution providing multiple address generation, attachment storage via R2, responsive web interface, RBAC management, Resend bulk email, Telegram or third-party forwarding, verification code recognition, and ECharts analytics.
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Encrypted email inbox with calendar support, tasks, notes, bulk import, search features, key storage, encrypted cloud storage, file sharing.
Cost / License
- Freemium
- Proprietary
Platforms
- Online
- Android
- iPhone
56 eclipso Mail & Cloud alternativeseclipso 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.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Mac
- Windows
- Online
- Android
- iPhone
- Android Tablet
- iPad
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Titan is the first business email suite that helps you build deeper, more meaningful relationships with your customers.
Cost / License
- Paid
- Proprietary
Platforms
- Online
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52 Swissmail alternativesOperated exclusively from Switzerland Swissmail ensures exceptional privacy and data protection. Data stored within Switzerland is safeguarded by strong legal frameworks, protecting sensitive communications from unauthorized access and foreign interference.
Providing HIPAA-compliant email, secure email & web services since 1999. Secure communications via email, text, chat, video, and web.
Cost / License
- Paid
- Proprietary
Platforms
- Mac
- Windows
- Online
- Self-Hosted
Countermail is a web-based email service. It is hosted in Sweden. Its focus is on privacy. It provides several features, such as PGP support and diskless servers to protect users ability to communicate securely and anonymously.
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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)
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PolarisMail is a dedicated e-mail services provider based in Montreal, Quebec, Canada. It offers various paid-for email hosting packages, some of which come with basic functions and others with additional features, such as calendaring and more.
The Gmail you love, now lighter and just as fast. Enjoy a smart inbox that keeps your messages safe and you organized. Receive notifications when mail arrives, then read and respond both online & offline. Plus, find messages quickly with powerful search and lots more.
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Cost / License
- Freemium
- Open Source
Platforms
- Online
- Android
- iPhone
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