ProtonMail vs Kolab Now : Which is Better?

ProtonMail icon

ProtonMail

ProtonMail is an end-to-end encrypted email service. Developed by Proton Technologies AG

License: Open Source

Apps available for Online Android iPhone iPad

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Kolab Now icon

Kolab Now

Kolab Now is a web-based email and groupware service, based completely on free and open-source software. Developed by Kolab Systems AG

License: Commercial

Apps available for Online DAVdroid

ProtonMail VS Kolab Now Feature comparision

Feature ProtonMail Kolab Now
Anonymity
Encrypted email
End-to-end encryption
Privacy focused
4096 Bit encryption
Anonymous email
Custom domain
E2e encryption
Encrypted Email
Encrypted Connection
Encryption
End-to-End Encryption
Mobile friendly
Multiple languages
Support for Multiple Users
PGP Encryption
Security & Privacy
Self destructing messages
Video Conferencing
Ad-free
Cloud IDE
Decentralized
Calendar integration
Encrypted mail and contacts
Built-in Calendar
Document sharing
Integrated Spam Protection
Chat
Digital Signage
Support for TOR
Support for IMAP
Support for Aliases
File Storage
POP3 Support
Mail filtering
Collaborative
CalDAV
CardDAV
Cloud Storage
Email Server
Notetaking
Real time collaboration
Google Sheets integration
Mobile Device Management
Online collaboration
Web-Based
Custom login portal
Push Notifications
*community curated information: This table may not have the most accurate information. Please suggest changes

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