Website Migration Comparison
Compare Google Search Console data before and after website migrations with detailed analytics and keyword tracking. The tool displays an overlay graph for each domain so that you can easily see the progress of the website migration. There's also a popup tab which shows the keyword rankings and how they have changed before and after the migration.
* Requires no special permissions
About the Website Migration Comparison Tool
What it does:
Analyze the impact of your website migration by comparing equivalent time periods from your old and new domains. Upload your Google Search Console CSV exports to get instant insights into how your migration affected search performance.
Key Features:
- Period-based comparison – Compares equivalent time periods (e.g., 2 weeks before vs 2 weeks after go-live)
- Interactive charts – Visual comparison of clicks, impressions, CTR, and position over time
- Keyword analysis – Detailed breakdown showing which keywords improved, declined, or stayed the same
- Change indicators – Color-coded arrows showing percentage changes across all metrics
- Export functionality – Download charts as PNG and keyword data as CSV
- Migration timeline – Visual indicators showing go-live date and comparison periods
Perfect for:
- SEO professionals managing website migrations
- Digital marketers tracking domain changes
- Web developers measuring migration success
- Anyone needing to compare search performance before/after site changes
How to use:
- Export your Google Search Console data (Dates.csv and Queries.csv) for both domains
- Set your migration go-live date
- Upload the CSV files
- Get instant visual comparisons and detailed keyword analysis
No data leaves your browser – all analysis happens locally for complete privacy and security.
Transform migration guesswork into data-driven insights. See exactly how your website migration impacted search performance.