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Head-to-head · Website Privacy Auditing Tools Software

Tag Leak vs SitePrivacyScore

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Tag Leak #2 in Website Privacy Auditing Tools Software 8.8/10 Free plan Free plan✓ 4 of 4 features Visit Tag Leak
SitePrivacyScore #4 in Website Privacy Auditing Tools Software 8.2/10 Free plan Free plan✓ 3 of 4 features Try SitePrivacyScore

Tag Leak leads on 1 check, SitePrivacyScore on 0, and 4 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreTag Leak · 8.8/10
  • Free planboth
  • Most featuresTag Leak · 4 of 4

Tag Leak scores higher on our rubric for website privacy auditing tools software: 8.8 against 8.2 out of 10; our editors rank them #2 and #4.

On scan scope, Tag Leak gives you Multiple_sites where SitePrivacyScore offers Sitewide. Tag Leak offers scheduled scans; SitePrivacyScore doesn't.

Tag Leak is the better fit for teams auditing consent and tag leakage across sites. SitePrivacyScore is the better fit for teams wanting a free, broad privacy snapshot.

  • Tag Leak fits best

    Teams auditing consent and tag leakage across sites

  • SitePrivacyScore fits best

    Teams wanting a free, broad privacy snapshot

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Side by side

Feature Tag Leak 8.8/10 Visit ↗ SitePrivacyScore 8.2/10 Visit ↗
At a glance
Editor score 8.8 8.2
Ranking #2 in Website Privacy Auditing Tools Software #4 in Website Privacy Auditing Tools Software
Best for Teams auditing consent and tag leakage across sites Teams wanting a free, broad privacy snapshot
Pricing model Free plan + paid Free
Starting price $19/mo Free plan
Free plan ✓ ✓
Free trial — —
Deployment Cloud Cloud, Browser extension
Platforms Web Web, Chrome extension
Support Email Email
Built for Solo, Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Tag Leak 4/4 · SitePrivacyScore 3/4
Cookie audit ✓ ✓
Consent checks ✓ ✓
Scheduled scans ✓ (best) —
Report exports ✓ ✓
Specs
Scan scope Multiple_sites Sitewide
Sites included 3 Not checked yet
Our review
Pros
  • Checks tags, cookies, requests, and storage writes before and after consent
  • Audits Consent Mode v2, IAB TCF v2.3, and six security response headers
  • Scans multiple pages and offers scheduled rescans with email alerts
  • Checks trackers, cookies, consent behavior, and security headers
  • Compares visible privacy-policy statements with site behavior
  • Exports findings in downloadable executive summary PDFs
Cons
  • Free plan provides only a partial report
  • Starter scans up to 25 pages per audit
  • Daily alerts, geo-scanning, and remediation documents require Pro
  • Does not offer scheduled scans
  • Focuses on visible website and public-page signals
  • Reports are technical analysis, not legal advice
Our verdict

Tag Leak scans websites in a real browser to identify cookies, tracking tags, browser storage writes, and third-party network requests before and after consent. It also checks consent banners, Google Consent Mode v2, IAB TCF v2.3 signals,…

Read the review →

SitePrivacyScore audits websites for developers, security teams, and organizations reviewing their own or vendors’ sites. Enter a website URL to receive findings and remediation steps covering trackers, cookies, consent behavior, security…

Read the review →
  1. Tag LeakWebsite Privacy Auditing Tools Software 8.8Free plan
  2. SitePrivacyScoreWebsite Privacy Auditing Tools Software 8.2Free plan

Strengths and trade-offs

  • Tag Leak — where it wins

    • Checks tags, cookies, requests, and storage writes before and after consent
    • Audits Consent Mode v2, IAB TCF v2.3, and six security response headers
    • Scans multiple pages and offers scheduled rescans with email alerts

    Where it doesn't

    • Free plan provides only a partial report
    • Starter scans up to 25 pages per audit
    • Daily alerts, geo-scanning, and remediation documents require Pro

  • SitePrivacyScore — where it wins

    • Checks trackers, cookies, consent behavior, and security headers
    • Compares visible privacy-policy statements with site behavior
    • Exports findings in downloadable executive summary PDFs

    Where it doesn't

    • Does not offer scheduled scans
    • Focuses on visible website and public-page signals
    • Reports are technical analysis, not legal advice

More comparisons

All website privacy auditing tools software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update