PixelBlock is a Gmail extension that blocks email tracking attempts used by marketers.
Best Ugly Email for FireFox Alternatives ranked by AI · updated May 2025
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Ugly Email is a browser extension that shows you when an email you receive is being tracked, without requiring you to open the email.
Price: Free
🎯 uglyemail.com
Top 6 Ugly Email for FireFox alternatives
Mailfence is a secure and private email service that offers end-to-end encryption and digital signatures.
Starting from $2.50/month
3
Trocker is an email tracking blocker that works across multiple email platforms.
Pros
- Blocks tracking pixels
- Supports multiple email providers
Cons
- May have occasional compatibility issues
ProtonMail is an end-to-end encrypted email service based in Switzerland.
Free tier available, premium plans starting at $5/month
Tutanota is an open-source end-to-end encrypted email software and freemium hosted secure email service.
Freemium
Posteo is a secure email service that focuses on privacy and sustainability, offering end-to-end encryption and sustainable practices.
Starting at €1 per month
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