Mouseflow does not affect a user's browsing experience.

First-time users download a JavaScript file about 64 KB (zipped). Once the page is fully loaded, an HTML snapshot is zipped and sent to our platform. After that, small data packets of 2 KB is sent from the browser to Mouseflow every 5-10 seconds, depending on visitor behavior.

The Mouseflow JavaScript file is loaded asynchronously from our CDN ( The JavaScript file is loaded without blocking the browser thread, as opposed to plain

Mouseflow loads asynchronously and doesn't count towards your total page load time.

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