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Head-to-head · SEO Log File Analysis Tools

Patrick Stox Log File Analyzer vs Screaming Frog SEO Log File Analyser

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score Patrick Stox Log File Analyzer #1 in SEO Log File Analysis Tools 9.4/10 Free plan Free plan✓ 2 of 3 features Visit Log Analyzer
Screaming Frog SEO Log File Analyser #6 in SEO Log File Analysis Tools 8.9/10 Free plan Free plan✓ 0 of 3 features Visit Screaming Frog

Patrick Stox Log File Analyzer leads on 0 checks, Screaming Frog SEO Log File Analyser on 0, and 3 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scorePatrick Stox Log File Analyzer · 9.4/10
  • Free planboth
  • Most featuresPatrick Stox Log File Analyzer · 2 of 3

Patrick Stox Log File Analyzer scores higher on our rubric for seo log file analysis tools: 9.4 against 8.9 out of 10; our editors rank them #1 and #6.

Patrick Stox Log File Analyzer is the better fit for SEOs and technical teams analyzing server logs. Screaming Frog SEO Log File Analyser is the better fit for established teams needing desktop log analysis.

  • Patrick Stox Log File Analyzer fits best

    SEOs and technical teams analyzing server logs

  • Screaming Frog SEO Log File Analyser fits best

    Established teams needing desktop log analysis

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Side by side

Feature Patrick Stox Log File Analyzer 9.4/10 Visit ↗ Screaming Frog SEO Log File Analyser 8.9/10 Visit ↗
At a glance
Editor score 9.4 8.9
Ranking #1 in SEO Log File Analysis Tools #6 in SEO Log File Analysis Tools
Best for SEOs and technical teams analyzing server logs Established teams needing desktop log analysis
Pricing model Free Free plan + paid
Starting price Free plan $139/user/yr
Free plan ✓ ✓
Free trial — —
Deployment Cloud Desktop
Platforms Web Windows, macOS, Linux
Support Docs, Tickets Email, Tickets, Docs
Built for Solo, Small business Solo, Small business, Mid-market
Features Patrick Stox Log File Analyzer 2/3 · Screaming Frog SEO Log File Analyser 0/3
Crawler segmentation ✓ (best) Not checked yet
Crawl waste reports ✓ (best) Not checked yet
Search Console integration Not checked yet Not checked yet
Specs
Log input methods Upload Not checked yet
Log processing limit Not checked yet Not checked yet
Data retention Not checked yet Not checked yet
Our review
Pros
  • Supports nginx, Apache, IIS/W3C, and JSON access logs
  • Reports crawl budget, crawl waste, and crawler activity by site section
  • Separates AI crawlers, verifies likely bots, and exports reports
  • Verifies search-engine bots and identifies spoofed bot IPs
  • Matches logs with URL data to find uncrawled and orphan URLs
  • Supports Windows, macOS and Linux with CSV and Excel exports
Cons
  • Analysis is limited to the web platform
  • Log files must be uploaded for browser-based processing
  • Parsed data is gone when the browser tab is closed
  • The Free plan is limited to 1,000 log events in one project
  • The paid plan costs $139 per user per year
  • Analyses imported logs rather than performing website crawls
Our verdict

Patrick Stox Log File Analyzer is a free, no-signup web tool for SEOs, site owners, and technical teams investigating crawler behavior. It accepts nginx, Apache, IIS/W3C, and JSON access logs, then processes multiple large files in the…

Read the review →

Screaming Frog SEO Log File Analyser is a desktop application for SEOs examining server logs and search-engine or AI-bot crawling. It imports Apache, W3C Extended, NGINX, IIS, JSON, CSV, TSV and Amazon Elastic Load Balancing log formats,…

Read the review →
  1. Patrick Stox Log File AnalyzerSEO Log File Analysis Tools 9.4Free plan
  2. Screaming Frog SEO Log File AnalyserSEO Log File Analysis Tools 8.9Free plan

Strengths and trade-offs

  • Patrick Stox Log File Analyzer — where it wins

    • Supports nginx, Apache, IIS/W3C, and JSON access logs
    • Reports crawl budget, crawl waste, and crawler activity by site section
    • Separates AI crawlers, verifies likely bots, and exports reports

    Where it doesn't

    • Analysis is limited to the web platform
    • Log files must be uploaded for browser-based processing
    • Parsed data is gone when the browser tab is closed

  • Screaming Frog SEO Log File Analyser — where it wins

    • Verifies search-engine bots and identifies spoofed bot IPs
    • Matches logs with URL data to find uncrawled and orphan URLs
    • Supports Windows, macOS and Linux with CSV and Excel exports

    Where it doesn't

    • The Free plan is limited to 1,000 log events in one project
    • The paid plan costs $139 per user per year
    • Analyses imported logs rather than performing website crawls

More comparisons

All SEO log file analysis tools comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update