Best Infrastructure Monitoring Products in 2025

See metrics from all of your apps, tools & services in one place with Datadog's cloud monitoring as a service solution. Try it for free.

Key Datadog features:

Comprehensive Monitoring Integration Ecosystem Scalability Real-Time Data

freemium $15.0 / Monthly (per host)

Ensure healthy website performance, uptime, and free from vulnerabilities. Automatic checks for SSL Certificates, domains and monitor issues with your websites all from one console and get instant notifications on any issues.

Key Netumo features:

Monitoring SSL Monitoring Twitter SMS notifications

Try for free freemium $9.0 / Monthly (Lite plan)

New Relic is a Software Analytics company that makes sense of billions of metrics across millions of apps. We help the people who build modern software understand the stories their data is trying to tell them.

Key NewRelic features:

Comprehensive Monitoring Real-Time Data Advanced Alerting User-Friendly Interface

Complete monitoring and alerting for servers, switches, applications, and services.

Key Nagios features:

Extensive Community Support Highly Customizable Comprehensive Monitoring Alerting and Notification

Open Source

Site24x7 offers both free & paid website monitoring services. Monitor websites remotely and receive instant email/sms alerts if your website becomes unavailable. View uptime & performance graphs of your website monitors.

Key Site24x7 features:

Comprehensive Monitoring User-Friendly Interface Uptime and Performance Tracking Multi-Location Monitoring

paid $10.0 / Monthly (Starter - 10 Websites)

Kloudfuse is a unified observability platform that automates monitoring and troubleshooting across your entire modern tech stack from infrastructure to cloud services to applications. .

paid Free Trial

IT Lifecycle on Autopilot.

Track, record, alert and visualize performance and availability of IT resources.

Key Zabbix features:

Open-source Scalability Comprehensive Monitoring Alerting and Notification

Open Source free

Cloud-based quality testing, performance monitoring and analytics for mobile apps and websites. Get started with Keynote today!

Key Dynatrace features:

Comprehensive Monitoring AI-Powered Insights Automatic Dependency Detection Scalability and Flexibility

Sastrify is a leading SaaS Spend Management and Procurement Software. We discover, manage your SaaS licenses and negotiate the best prices on the market saving you 30% or more on your SaaS Stack. .

Key Sastrify features:

Centralized SaaS Management Cost Savings Vendor Negotiation Continuous Optimization

paid $2990.0 / Monthly

Spike is an incident management platform that alerts via slack, phone and email and automatic escalations to help teams fix infrastructure problems.

Key Spike.sh features:

Ease of Use Integration Real-time Alerts Customization

paid Free Trial $7.0 / Monthly (No cap on services and incidents)

The simplest way to detect AI hallucinations in your GenAI products. Access detailed insights about your AI model's responses. We help highlight potential hallucinations and inconsistencies, helping you identify where AI can mess up.

freemium $25.0 / Monthly (Pro)

AppZero is a monitoring and migration tool that allows users to keep track of different applications and servers in both simple and complex IT environments.

Key AppZero features:

Application Compatibility Reduced Downtime Automated Process Scalability

An open-source systems monitoring and alerting toolkit.

Key Prometheus features:

Powerful Query Language Dimensional Data Model Auto-Discovery Alerting

Open Source