Best Website Monitoring Products in 2025

Monitor all your cloud services with our status page aggregator. IT teams choose IsDown to monitor all their vendors and get alerts whenever an outage occurs. Integration with Datadog, PagerDuty, Slack, Microsoft Teams, and a lot more.

Try for free paid Free Trial $37.0 / Monthly (Pro)

Free Website Uptime Monitoring

freemium $5.5 / Monthly (Pro Account)

With website monitoring from Pingdom you will be the first to know when your website is down. No installation required. 30-day free trial.

paid Free Trial $164.45 / Annually (Starter)

Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring

A fancy self-hosted monitoring tool.

We call you when your website goes down

freemium

Everything you require for availability monitoring. Simple & intuitive industry leading Enterprise-grade features delivered at a fair price, that are continuously improving.

paid Free Trial $20.0 / Monthly (20 Checks, Real User Monitoring, Transaction Checks)

GTmetrix is a free tool that analyzes your page's speed performance. Using PageSpeed and YSlow, GTmetrix generates scores for your pages and offers actionable recommendations on how to fix them.

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.

paid $10.0 / Monthly (Starter - 10 Websites)

PageSpeed is addon for ...

StatusPage.io is the best way for web infrastructure, developer API, and SaaS companies to get set up with their very own status page in minutes. Integrate public metrics and allow your customers to subscribe to be updated automatically.

Cheap uptime and performance monitoring with detailed reporting and flexible alerting

A simple service to tell you whether a website is down.

Visualping is the easiest to use website checker, webpage change monitoring, website change detector and website change alert software of the web. Read more about Visualping.