Google Analytics 4
The web-analytics baseline — traffic, conversions and events; free with the biggest ecosystem.
Why it's listed
GA4 gives you a no-cost, comprehensive view of website performance, tracking traffic and conversions. Because it's tightly integrated with Google Ads and Search Console, you can connect marketing spend to on-site actions and spot where visitors drop off. No guesswork, no extra costs. Perfect for setting up a data baseline.
In the same category
Microsoft Clarity
Free heatmaps and session replays — watch how visitors actually use your site before optimizing.
Mixpanel
Product analytics — funnels, retention and cohorts; standard kit for SaaS growth teams.
Hotjar
Behavior-insight suite — heatmaps, recordings and surveys for landing-page optimization.
Similarweb
Traffic intelligence on any site — competitor channel splits and industry benchmarks.
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