Changelog

See the history of new features, improvements, and fixes for CodeQuest.work SEO.

New

Monthly Search Volume & Ranked Keywords Added

Suggest keywords now display monthly search volume, CPC, and competition. A new Ranked Keywords tab shows which keywords a domain ranks for, with position and volume data. Clickable column headers for sort toggle. Search volume available on Entry+, ranked keywords on Basic+.

New

Advanced SEO Guide Added (Paid Plans Only)

Score pattern diagnosis, all 8 technical SEO items explained, Core Web Vitals practical tips, structured data strategies, domain power tactics, competitor comparison how-to, and industry-specific checklists. Available on Entry plan and above.

New

How to Use & Metrics Guide Added

A new guide page explaining SEO scores, Core Web Vitals, and Domain Power metrics — what they mean, how to read them, and how to improve. For beginners to intermediate users.

Improved

Enhanced Domain Power Results (Domain Age, Advice & SEO Score)

Added domain age (years since registration & registration date), personalized advice based on score, and SEO score display to domain power check results.

Security

Security Enhancements

Strengthened overall security including authentication, communication, and access control.

New

Enhanced Co-occurrence Extraction (Multi-URL Analysis & PDF Export)

Analyze co-occurrence words from up to 10 URLs simultaneously with side-by-side comparison. Results can be exported as a PDF report. Available on Entry plan and above.

New

4-Tier Pricing Plans (Entry Plan Added)

Now offering Free / Entry (¥980/mo) / Basic (¥2,980/mo) / Pro (¥9,800/mo). Entry plan includes 30 checks/month, 500 suggests/month, heading extraction, co-occurrence analysis, and CSV download.

New

Keyword Research Tool (3 Features Integrated)

Bulk suggest keywords, heading structure extraction, and co-occurrence word analysis combined in a tabbed UI. Useful for content creation and SEO keyword research.

Improved

Improved Font Readability Across All Pages

Unified minimum body text size to 16px and rebuilt heading/label size hierarchy. Improved reading experience especially on mobile devices.

New

Major Technical SEO Enhancement (5 New Checks)

Added security headers audit, redirect chain detection, sitemap analysis, tech stack detection, and image optimization check. Total check items expanded to 45+.

New

Added Core Web Vitals (Performance Measurement)

Integrated Google PageSpeed Insights API to display LCP, CLS, INP metrics and performance score. Mobile/Desktop toggle supported. Available free for all users.

New

PDF Report Export

Download SEO check results as a PDF report. Available for Pro plan users.

New

Added Domain Power display

Display domain power (0-10 scale) in SEO check results. See your site's search engine trust level at a glance.

New

Released Competitor Comparison

Compare SEO scores between your site and competitors side by side. Available on Basic and Pro plans.

New

Multi-language support (Japanese / English)

Full site localization in Japanese and English with URL-based locale switching.

New

Service Launch

Official release of CodeQuest.work SEO. A structured data-focused SEO checker with 45+ diagnostic items and automatic improvement code generation.

Chat Support

SEO_CHECK

Hi! I can help you with how to use SEO Checker and answer your questions.