🛡️ Free Privacy and Security Software

Privacy and security tools need trustworthy sources, transparent behavior and long-term maintenance. This list covers free password managers, encryption apps, private browsers, secure messaging and tracking blockers.

13 tools

Free

Aegis Authenticator

Two-factor codes on your phone, encrypted, never online

Open Source
No Ads
No Tracking
Offline

Free

ClamAV

An open-source antivirus engine that never pops up, upsells or uploads your files

Open Source
No Ads
No Tracking
No Sign-up

Free

Ente Auth

Two-factor codes synced across devices, invisible to the server

Open Source
No Ads
No Tracking
Cross-platform

Free

GnuPG

The long-standing standard for encryption and signatures

Open Source
No Ads
No Tracking
Offline

Free

Privacy Badger

No blocklists — it watches which trackers follow you across sites

Open Source
No Ads
No Tracking
No Sign-up

Free tier

Proton VPN

A free VPN tier with no data cap — nearly unique in this industry

Open Source
No Ads
No Tracking
Cross-platform

Free

Tails

An operating system on a USB stick that forgets everything at shutdown

Open Source
No Ads
No Tracking
No Sign-up

Free tier

Bitwarden

An open-source password manager whose free tier covers a lifetime of personal use

Open Source
No Ads
No Tracking
Cross-platform

Free

Cryptomator

Encrypt files before they hit the cloud — the key stays with you

Open Source
No Ads
No Tracking
No Sign-up

Free

KeePassXC

A fully offline password vault — one encrypted file holds it all

Open Source
No Ads
No Tracking
Offline

Free tier

Proton Mail

Swiss end-to-end encrypted email with a free tier that covers everyday use

Open Source
No Ads
No Tracking
Cross-platform

Free

uBlock Origin

A fast, memory-light blocker for ads and trackers — install and breathe

Open Source
No Ads
No Tracking
No Sign-up

Free

VeraCrypt

Open-source disk encryption that locks down drives and USB sticks

Open Source
No Ads
No Tracking
Offline