Apache logs are text files that record the activity of an Apache web server, primarily consisting of access logs and error logs. Access logs detail every client request, including IP addresses, requested URLs, and response codes, while error logs document server-side issues, warnings, and errors.

Apache logs is a free online analytics tool for Apache access logs

Apache logs gives a visual interpretation with detailed diagrams and graphs to help you monitor server performance, troubleshoot problems, and understand user traffic, which is crucial to maintain a healthy website.