Shodan vs Cast AI vs CloudBolt: Which Application Performance Monitoring (APM) tool is Best in 2025?

Shodan, launched in 2009 by John Matherly, is the first search engine for internet-connected devices. Shodan scans the internet to discover and catalog devices, including IoT devices, industrial control systems (ICS), servers, routers, etc. It collects data on IP addresses, open ports, service banners, and software versions, making it a powerful tool for cybersecurity professionals, penetration testers, and researchers. It offers features like Shodan Monitor for real-time network exposure tracking, Shodan Maps for geolocation visualization, and a developer API for programmatic access.

Cast AI is a leading platform designed to automate and optimize the performance of applications running on Kubernetes, a popular system for managing containerized applications in the cloud. Founded to tackle the growing challenge of rising cloud costs and complex infrastructure management, Cast AI provides tools that automate resource allocation, monitor usage in real-time, and ensure compliance with security standards. Cast AI recently secured $108 million in a Series C funding round to advance its Application Performance Automation technology.

CloudBolt is a leading hybrid cloud management and FinOps platform that empowers enterprises to maximize cloud ROI. With AI-driven automation, it streamlines cost optimization, governance, and Kubernetes workload management across multi-cloud environments. Recently enhanced by the StormForge acquisition, CloudBolt delivers real-time insights to reduce waste and accelerate innovation. Trusted by industry leaders, it’s the go-to solution for unified cloud operations. Explore more at cloudbolt.io.