Can Free Tools Really Keep You Safe Online?

Online privacy and security don’t have to come with a price tag. Many free tools now offer premium-level protection for your passwords, files, and communications. Here are the top free browser extensions and software you can use to strengthen your online safety in 2025.

Password Managers

A reliable password manager protects your accounts from breaches. Bitwarden remains a top choice for its open-source transparency and unlimited password storage. The new Proton Pass Free, launched by the makers of Proton VPN and Proton Mail, offers end-to-end encryption, autofill, and secure cross-device sync — making it an excellent alternative for privacy-focused users.

Encryption Software

Protecting local data is essential. VeraCrypt lets you encrypt entire drives or create secure file containers for free, while BitLocker, built into Windows Pro and Enterprise, offers easy full-disk encryption for everyday users.

Antivirus Programs

For everyday protection, Microsoft Defender (preinstalled on Windows 10 and 11) delivers robust real-time threat detection. Avast Free Antivirus remains popular for its malware scanning and built-in secure browser features.

Browser Extensions

Enhance browsing privacy with uBlock Origin, which blocks ads, trackers, and malicious sites without slowing your browser. HTTPS Everywhere ensures your website connections stay encrypted, while Privacy Badger, from the Electronic Frontier Foundation, automatically blocks trackers that violate your privacy.

Secure Communication Tools

For messaging and email, Signal provides end-to-end encrypted chats, calls, and video. Meanwhile, Proton Mail offers private, encrypted email services with modern apps for all platforms.

Conclusion

Free tools today rival many paid services, offering reliable privacy and protection across devices. From Proton Pass and Bitwarden to Signal and uBlock Origin, these trusted options let you build a complete digital-security toolkit — without spending a cent.