Here are the top 3 Outlook.com alternatives, based on privacy, features, and usability:
1. Proton Mail
Best for: Privacy & Security
- Swiss-based with strong privacy laws
- End-to-end encryption by default
- No ads, no tracking
- Open-source transparency
- Built-in calendar & VPN integration
- Free tier limited to 1GB storage
- Advanced features require paid plan
Key Features:
Security: Zero-access encryption (even Proton can not read your emails)
Storage: 1GB free, up to 500GB with paid plans
Aliases: Unlimited aliases with paid plans
Price: Free; Plus plan: $3.99/month
Best for: Journalists, activists, privacy-conscious users, businesses handling sensitive data.
2. Gmail (Google Workspace)
Best for: Integration & Productivity
- Seamless Google ecosystem integration
- 15GB free storage (shared across Google services)
- Best-in-class spam filtering
- Powerful search and organization
- Free with optional paid upgrades
- Data mining for advertising
- Privacy concerns with Google
Key Features:
Storage: 15GB free; 2TB with Google One ($9.99/month)
AI Features: Smart Reply, Smart Compose, Priority Inbox
Integration: Google Drive, Calendar, Meet, Docs
Price: Free; Google Workspace: $6/user/month
Best for: Users already in Google ecosystem, teams needing collaboration tools, students.
3. Tutanota
Best for: Open Source & Affordability
- German privacy protection
- Completely open-source
- Encrypted calendar & contacts
- Ad-free even in free version
- Very affordable paid plans
- Smaller user base
- Less polished interface
Key Features:
Security: Automatic encryption for all emails
Storage: 1GB free, 20GB with 1/month plan
Custom Domain: Supported in paid plans
Best for: Budget-conscious users, open-source advocates, small businesses.