PushMon

PushMon is a new kind of cloud-based monitoring system. Instead of checking public facing servers on a regular basis, PushMon will wait for pings from the objects being...

Freemium Web

Binary Canary

Website monitoring service that offers a comprehensive free plan with: * escalation levels (if a first-responder contact doesn't acknowledge the downtime, another...

Commercial

WatchMouse

Founded in February 2002, WatchMouse is a global industry leader in self-service website and application performance monitoring. WatchMouse product tests the...

Commercial Web

Uptime Web

UpTimeWeb is a simple, clean, easy to use powerful monitoring system without the “bloat”, that is easy to use thanks to our no-nonsense User Interface. The system itself...

Free Personal Mac OS X Windows Linux Android Web

Monitoshi

Website uptime monitoring. Be notified by email when your site is down. Free and open source, monitor as many URLs as you want. You can hack it and host it yourself or...

Free Open Source Web

HostTracker

Possibility to receive error notifications both to your Email, ICQ, GTalk or cell-phone via SMS; Possibility to receive specified (daily, weekly, monthly, quarterly...

Commercial Web

Howsthe.com

Simple to use website monitoring supporing both HTTP, HTTPS and web serivce monitoring service, with email and sms notificataion. Free Sign up!

Commercial Web

Pingometer

Pingometer is a service that monitors the uptime, downtime, and performance of websites. You can monitor anything: HTTP, HTTPS, RUM, DNS, IMAP, POP3, SMTP, TCP, UDP...

Freemium Web

EZ Website Monitoring

EZ Website Monitoring provides keyword rank tracking, uptime monitoring, and error checking for your website.

Freemium Web

100Pulse

Monitor 2 websites with 15 min interval for FREE! Checks your website every 15 minutes. Get trouble alerts by email or sms. Instant alert through SMS, email...

Freemium Web

StatusBeacon.io

StatusBeacon is a simple website monitoring app that allows you to monitor unlimited web apps for a low cost monthly fee. Simply enter your websites URL and we'll do...

Commercial Web

updown.io

updown.io is a HTTP monitoring solution with a clean UI and a cheap and simple pricing. It notifies you of downtimes by email or SMS and provides a public status page...

Commercial Web

isUp

An intuitive website monitoring tool. You get: 25 monitors, checked every 3 minutes. Totally free!.

Free Web

MonitorHub

Monitor your website from worldwide locations 24x7 and be the first to know when your website is down. Receive instant alerts via SMS, email & twitter. Detailed...

Commercial Android iPhone Web

Pingrely Website Monitor

24x7 Monitoring Our monitoring is performed with a frequency of 60 seconds, 24 hours, 365 days a year. This way you will be the first to know against any incidence.

Freemium Mac OS X Windows Linux

Uptime

uptime is a remote monitoring application using Node.js, MongoDB, and Twitter Bootstrap.

Free Open Source Web Node.JS MongoDB

Schezzle

Schezzle provides a simple, flexible way to monitor websites, APIs, network devices, and more. Instead of clicking through templates or predefined rules and status...

Commercial Web

ServersUp.net

ServersUp.net can check a number of different services on different hosts to make sure those services are up and running. It will send alerts when the statuses change.

Free Web

Servitor.io

Servitor is the easiest way to monitor your servers and website for resources, uptime, ssl certificates, mixed contents en broken links.

Freemium Linux Web

Super Monitoring

Affordable uptime monitoring service for webmasters and website owners. Have your website or server checked every minute and get alerted instantly.

Commercial Web