Best Proton Alternatives

Business messaging platform for team communication.

Business communication platform with chat, video meetings, and Microsoft 365 integration.

Async video messaging tool for sharing quick screen recordings with your team or customers.

AI meeting assistant that records, transcribes, and summarizes meetings with automatic action items.

AI notetaker that records, transcribes, and analyzes meetings with CRM integration and conversation intelligence.

Scheduling automation platform that eliminates back-and-forth emails for booking meetings.

Communication platform with text, voice, and video for communities, teams, and friend groups.

Video conferencing platform for meetings, webinars, and virtual events with AI Companion.

The world's largest code hosting platform with version control, CI/CD, project management, and AI-powered Copilot.

Customer service platform with ticketing, live chat, knowledge base, and AI-powered support automation.

AI-first customer service platform with Fin AI Agent that resolves 50%+ of support questions instantly.

Customer support software with ticketing, self-service portal, and AI-powered automation by Freshworks.

Password manager for securely storing and sharing passwords, credit cards, and sensitive documents.

Open-source password manager with self-hosting option, end-to-end encryption, and cross-platform support.

Simple project management and team communication tool with opinionated workflows to reduce meetings and email.

All-in-one customer messaging platform with live chat, chatbot, knowledge base, and shared inbox for small businesses.

Cloud-native endpoint protection platform using AI to detect and prevent breaches, providing threat intelligence, incident response, and managed security services.

Comprehensive cybersecurity platform providing next-generation firewalls, cloud security, endpoint protection, and security operations through Prisma and Cortex product lines.

Identity and access management platform providing single sign-on, multi-factor authentication, and lifecycle management for workforce and customer identities.

Premium VPN service with 6,000+ servers in 111 countries, offering encrypted internet connections, threat protection, and privacy tools for individuals and businesses.

End-to-end encrypted cloud storage and file sharing platform designed for businesses requiring the highest level of data security and compliance.

Web performance and security company providing CDN, DDoS protection, DNS, serverless computing (Workers), and zero-trust security for websites and applications.

Password manager for storing, generating, and auto-filling passwords across devices with secure sharing, dark web monitoring, and enterprise admin controls.

Zero-configuration mesh VPN built on WireGuard that creates secure private networks between devices and services without complex firewall rules or port forwarding.

Universal secrets management platform that centralizes environment variables and secrets across applications, environments, and infrastructure with automatic syncing.

Open-source container registry that secures images with vulnerability scanning, RBAC, image signing, and replication for enterprise container management.

Developer security platform that finds and fixes vulnerabilities in code, open-source dependencies, containers, and infrastructure-as-code configurations.

All-in-one marketing platform (formerly Sendinblue) offering email, SMS, WhatsApp campaigns, CRM, and transactional messaging with generous free tier.

Cloud-based messaging platform offering unlimited group chats, channels, bots, and file sharing with strong encryption and 900M+ monthly active users.

Business messaging platform by Meta enabling companies to communicate with customers via WhatsApp with catalogs, automated replies, and API integration.

Customer operations platform combining shared inboxes, email, chat, and SMS into one collaborative workspace with workflow automation and analytics.

Open-source customer engagement platform offering live chat, email, social media, and WhatsApp support with AI features and self-hosting capability.

Open-source secret management platform for syncing environment variables and secrets across teams, CI/CD pipelines, and infrastructure with full audit trails.

Open-source notification infrastructure for developers providing a unified API to manage in-app, email, SMS, push, and chat notifications with subscriber preferences.

Open-source authentication solution offering email/password, social login, passwordless, and multi-factor auth with self-hosting option and drop-in UI components.

Professional network and telehealth platform exclusively for healthcare professionals, with verified physician profiles, secure messaging, and e-faxing.

End-to-end encrypted cloud storage and file sharing platform that prioritizes zero-knowledge privacy, making it ideal for storing sensitive documents securely.

Privacy-focused cloud storage built on open-source technology with zero-knowledge encryption, offering a suite of tools including drive, photos, and secure send.

All-in-one collaboration suite by ByteDance combining messaging, video calls, docs, sheets, and project management in a single integrated platform.

Open-source team communication platform and Slack alternative with self-hosting, end-to-end encryption, and federation for secure enterprise messaging.

Platform for searching, monitoring, and analyzing machine-generated big data.

Hosted status page platform to communicate real-time system status to users.

End-to-end encrypted email service focused on privacy and security.

Video-first unified communications platform for meetings, webinars, and collaboration.

Google's video conferencing solution with AI-powered features and Workspace integration.

Enterprise video conferencing and collaboration platform by Cisco.

Secure content collaboration platform with governance for regulated industries.

Encrypted notes app focused on longevity, portability, and privacy.

Cloud-native endpoint protection platform with AI-powered threat detection.

Autonomous AI-powered cybersecurity platform for endpoint, cloud, and identity protection.

AI-first customer service platform with messenger, bots, and help center.

Cloud communications platform with APIs for SMS, voice, video, and email.

Open-source messaging platform for secure team collaboration and DevOps workflows.