Tracker blocker

A tracker blocker is a tool designed to detect and block internet trackers from following your online activities. Trackers—snippets of code embedded in websites and apps—collect data on user behavior, preferences, and browsing history. This data is then used by companies for targeted advertising, analysis, and sometimes unethical practices like data reselling.

Therefore, many VPN providers also offer tracker blockers to ensure users aren’t whitelisted and followed online by third parties, leading to a more secure and privacy-friendly internet experience.

How tracker blockers work

Tracker blockers operate by blocking requests made by tracking scripts, preventing them from loading. They achieve this in several ways:

1. Blocking known trackers: Tracker blockers use databases of known tracking domains to identify and block requests to these servers.

2. Preventing cookies: Many trackers rely on cookies for tracking users. Tracker blockers can detect and prevent cookies from being installed.

3. Ad and script blocking: Most ad blockers work in conjunction with tracker blockers to block scripts serving ads and tracking user behavior.

4. Encrypting DNS requests: Some tracker blockers take it a step further by encrypting DNS queries so trackers can’t discover which sites you’re visiting.

The advantages of using tracker blockers

1. Comprehensive online privacy: VPNs encrypt your internet traffic, and tracker blockers add layers of protection against tracking, providing a complete privacy solution.

2. Secure browsing: Ad blockers protect against trackers hidden in malicious ads or compromised websites.

3. Customization: Most tracker blockers allow users to whitelist trusted sites while blocking trackers elsewhere.

4. Enhanced security for mobile users: Tracker blockers are especially beneficial for mobile users, as apps often include hidden trackers.

The disadvantages of using tracker blockers

1. Compatibility issues: Some websites may not function properly if trackers are blocked, as they rely on them for legitimate purposes like session management or analytics.

2. Overblocking: Tracker blockers may sometimes block features or content that users wish to access.

3. False Sense of Security: While tracker blockers enhance privacy, they don’t negate the need for other safety measures online, such as using strong passwords or anti-malware software.

VPN services offering tracker blockers

• NordVPN (Strong privacy protection with military-grade encryption. It offers a large server network, allowing for fast and reliable connections, and is superb at unblocking streaming services. It has a few unique features such as strong security, fast speeds, and global coverage.).

• ExpressVPN (one of the most popular VPN services is ExpressVPN which has servers in over 100 countries globally. Quick, secure, trustworthy, anonymous.).

• PureVPN (PureVPN is a fairly successful VPN service at low prices).

Tracker blockers are an essential tool for anyone concerned about online privacy and security. By preventing tracking scripts from collecting data, they ensure that users can browse the internet without being constantly monitored. A tracker blocker and a VPN can help you take back control of your digital footprint.