Turbo Monitor
The fastest uptime monitoring service currently available. Receive free e-mail or notification alerts of website failures instantly, and protect your website.
20 Alternatives To Turbo Monitor
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Uptime & performance monitoring for websites and APIs.
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Dotcom-Monitor
Website & Web Application Monitoring
Downtime Monkey
Downtime Monkey: website downtime alerts & uptime monitoring worldwide.
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Insping
Monitor site uptime (not user-perceived load performance).
Lumturio
Lumturio is a tool to monitor websites built on Drupal and WordPress.
Opsee
Optsee is a comprehensive project portfolio management application project prioritization and portfolio optimization.
PingTurk
PingTurk is a cloud-based platform to monitor website from many locations and behind different networks, reporting on customers experience.
Pingdom
With website monitoring from Pingdom you will be the first to know when your website is down. No installation required. 30-day free trial.
Pingometer
Pingometer is a service that monitors the uptime, downtime, and performance of websites. Get 24/7 monitoring - sign up for your FREE account today!
Port Monitor
Port Monitor is an easy tool that does website and server monitoring 24/7 every 60 seconds for free. It records uptime, performance and downtime causes
Radar Website Monitor
Radar Website Monitor is a multithreaded website monitoring tool, watching different protocols, including HTTP, SMTP, POP3, FTP, TCP, DNS and Database.
RapidSpike
RapidSpike is an uptime and performance monitoring service for websites and web applications.
Site24x7
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.
StatCounter
StatCounter is a simple but powerful real-time web analytics service that helps you track, analyse and understand your visitors so you can make good decisions to become more successful online.
StatusCake
StatusCake | Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
Super Monitoring
Affordable uptime monitoring service for webmasters and website owners. Have your website or server checked every minute and get alerted instantly.