upTom
Free simple website monitoring tool.
17 Alternatives To upTom
Apex Ping
Uptime & performance monitoring for websites and APIs.
Dotcom-Monitor
Website & Web Application Monitoring
Downtime Monkey
Downtime Monkey: website downtime alerts & uptime monitoring worldwide.
Happy Apps
Uptime Monitoring Simplified | Happy Apps
Hyperping
Cheap uptime and performance monitoring with detailed reporting and flexible alerting
Monitis
Monitis specializes in IT monitoring, covering server, website, app monitoring and more within an all-in-one monitoring platform.
Pingbreak
Pingbreak is an original and free monitoring service.
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.
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
RapidSpike
RapidSpike is an uptime and performance monitoring service for websites and web applications.
Site monitoring
Free open-source website monitoring software, easy to set up and use for monitoring web sites.
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.
StatusCake
StatusCake | Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
Up Ninja
Simple and affordable uptime monitors and status pages
UptimeBar
A simple OS X menu bar app for monitoring website uptime
Uptrends
Uptrends is a website and mobile app that allows you to monitor your website. You can use it to both monitor the security and performance of your website as well as the activity on your site.
Wachete
Track web page changes and get notified. Free Sign-up. Have all data in one place