Privacy & Security extensions
Security reviews of 172 Privacy & Security browser extensions, each rated on what its code does when it runs.
AdGuard
Adguard Software Ltd
CleanBlocks ads, pop-ups, trackers, social widgets, and known harmful sites while you browse the web.
Malwarebytes Browser Guard
Malwarebytes
CleanMalwarebytes Browser Guard sends blocked URLs and tab browsing history to Malwarebytes telemetry servers by default.
Online Security
ReasonLabs
HighOnline Security reads up to 100,000 URLs from your browser history and sends them to a third-party server on every tab navigation.
Authenticator
LowAuthenticator stores TOTP codes locally and offers cloud backup via Google Drive, OneDrive, and Dropbox, with OAuth client secrets hardcoded in the distributed bundle.
NordPass
NordPass
LowStores and autofills passwords, passkeys, payment details, personal notes, and files in a digital vault.
Bitwarden
Bitwarden Inc.
CleanStores and manages passwords in an end-to-end encrypted vault across devices.
Urban VPN
Urban VPN
CriticalUrban VPN captures keystrokes, checkout PII, and browsing activity from 133 ecommerce sites and transmits them to falais.com servers.
Avast Online Security & Privacy
Avast Software
CleanAvast Online Security & Privacy transmits every visited URL and search result links to Avast servers for malware and phishing classification.
Norton Password Manager
NortonLifeLock Inc
CleanThis extension stores, generates, syncs, and autofills passwords from an encrypted online vault.
DuckDuckGo Search & Tracker Protection
DuckDuckGo Inc.
CleanSets DuckDuckGo as the default search and adds tracker, cookie, HTTPS, and fingerprinting protections while browsing.
AdBlocker Ultimate
AdBlockUltimate.net
CleanBlocks ads, trackers, and known malicious domains on web pages.
1VPN
1VPN
MediumЮБуст
Uboost
MediumExpressVPN
ExpressVPN
LowExpressVPN exposes VPN connection state and server coordinates to any website via an open external messaging channel.
Free VPN For Chrome & Ad blocker - Planet VPN
Free VPN Planet
MediumFree VPN For Chrome - Planet VPN resolves its backend API URL from a Telegraph dead-drop page on every startup, allowing the operator to silently redirect all traffic.
Surfshark VPN Extension
Surfshark Apps
CleanSurfshark VPN Extension sends every visited domain and full email content to Surfshark servers, each tagged with a persistent device identifier.
TrafficLight
Bitdefender
CleanTrafficLight sends every visited URL and Facebook ad content to Bitdefender's cloud servers for reputation and malvertising analysis.
SBlock
Sblock
MediumTurbo VPN - Secure Free VPN Proxy
Turbo VPN - Free and Secure VPN proxy
LowTurbo VPN sends your real IP address, account credentials, and session data to third-party analytics endpoints on every VPN connection.
UltraSurf
Ultrareach
HighKeePassXC-Browser
KeePassXC
CleanThis extension lets the browser use KeePassXC to fill saved passwords into websites.
Virtru
Virtru Corporation
CleanProtects Gmail messages and attachments with encryption and access controls.
Web of Trust
WOT Services Oy
MediumThis extension shows website safety ratings and warns about suspicious or harmful sites.
FoxyProxy
FoxyProxy
CleanSwitches Chrome or Firefox proxy settings by click, URL pattern, or individual browser tab.
RoboForm
Roboform For Chrome Publisher
LowManages passwords, passkeys, authenticator codes, and autofill for online logins.
DotVPN
Smart Security Ltd.
MediumTroywell VPN
HighExpressKeys
ExpressVPN
MediumIBA Opt-out (by Google)
iba-opt-out-extension@google.com
CleanThis extension opts you out of Google DoubleClick interest-based advertising cookies.
Plugins
singleclickapps
CleanThis extension opens a toolbar menu for managing Chrome extensions, apps, themes, and plugin-related settings.
Privacy Test
www.hotcleaner.com
LowAd Block Wonder
Wonder Block
HighAdblock
adbloxteam
HighPureVPN
PureVPN
LowPureVPN supplies decrypted VPN credentials in response to HTTP authentication challenges from any host, not only its own proxy servers.
Urban Browser Guard
Urban VPN
HighGo Incognito
BrowserNative
CleanOpens the current tab in an incognito window and removes it from browsing history.
Open incognito tab
cswprodev
MediumOpen incognito tab sends feedback messages and the active tab URL to Telegram.
Private Internet Access
Private Internet Access
CleanThis extension routes Chrome browsing through a Private Internet Access proxy.
Twitch Adblock
CleanBlocks ads on Twitch and other websites while reducing redirects and tracking tools.
2FA Authenticator
TypingDNA Main
Clean2FA Authenticator sends typing biometric enrollment and login data to TypingDNA for authentication.
AdGuard
Adguard Software Ltd
CleanThis extension blocks ads, pop-ups, ad videos, and tracking in the browser.
blancvpn-%E2%80%94-fast-and-secur
Yadda
CleanThis proxy extension routes browsing through VPN server locations to access region-restricted websites.
Canvas Fingerprint Defender
Yubi
CleanThis extension reports a random fake canvas fingerprint when websites check canvas data.
Click and Clean
BrowserNative
CleanDeletes browsing data with one click or a keyboard shortcut.
Enpass
enpass.io
CleanEnpass Password Manager captures form credentials and WebAuthn calls on all pages and forwards them to the local Enpass desktop app via WebSocket.
CyberArk Secure Web Sessions
cyberark.com
CleanThis extension records and audits activity in CyberArk Identity-protected web applications.
Pocket Universe
Kerberus Cyber Security, Inc.
MediumRandom User-Agent (Switcher)
random-user-agent.com
CleanAutomatically changes your browser User-Agent string at regular intervals.
Shodan
Shodan
CleanShodan sends visited site hostnames to Shodan services to look up IP and host intelligence.
SmartProxy
Salar K
LowSmartProxy loads an AvaProxy favicon from avaproxy.com when its settings page opens.
Stealthy
Stealthy
CleanStealthy routes browser traffic through HTTP proxies selected by its API when the user turns the proxy on.
Trend Micro ID Protection
trend-micro
CleanBlocks ads, trackers, risky sites, and manages passwords from the browser.
TrustBuilder Backup
inWebo Technologies
CleanTrustBuilder Backup copies ult-inwebo.com localStorage into extension storage for backup and restore.
VPN Proxy Master
https://www.vpnproxymaster.com
Medium2FAS Auth
2FAS
CleanThis extension fills two-factor authentication tokens from the 2FAS Auth mobile app in your browser.
Block Site
rynu.smith
CleanBlocks chosen websites and can redirect or limit access based on custom rules.
AegisWeb3
AegisWeb3
MediumFranceVerif - Sécurité en ligne
WebVerif
LowFranceVerif - Sécurité en ligne lets any page ask its content script for the stored FranceVerif user UUID.
CocoShot: Screenshot & Screen Recorder
https://cocoshot.net
MediumCocoShot lets any website request and receive your camera and microphone device list through its permissions page.
VPN Super
VPN - Super Fast & Unlimited
MediumFree VPN - Super routes all your browser traffic through operator-supplied proxy servers configured from the vendor's remote API.