What is a cheap way to check if bots are scrolling my site at a constant speed?

BotRefund offers a free bot audit that includes checks like Constant Scroll Speed among 106 independent signals to identify automated scrolling patterns. The audit installs a lightweight script that analyzes visitor behavior without slowing page load. You can see how many visits show constant scroll speed anomalies cross-checked against browser, network, and device data. This helps you understand bot traffic levels before committing to a paid plan.