Logentries is described as 'Cloud-based service for log collection, correlation, and presentation in a meaningful way. Logentries is reliable and extremely scalable service providing real-time alerts, regular-expression search, graphing and visualization for thousands of users' and is a web log analyzer in the network & admin category. There are more than 50 alternatives to Logentries, not only websites but also apps for a variety of platforms, including Linux, Windows, Mac and Self-Hosted apps. The best Logentries alternative is Grafana, which is both free and Open Source. Other great sites and apps similar to Logentries are Datadog, Kibana, Graylog and Prometheus.