Pingmeter

You might have a great website, shop or blog. so do your competitor. And they get your visitors when your site is down. It is stressful to have your website down and you get aware of it few hours after your visitors. Be the first one to notice.
Pingmeter ping your website constantly to ensure your website is working fine and take note of ping response speed. If your website timeout or go down, Pingmeter will double check it with our other servers across america, europe, russia and even australia, then notify you via SMS, email or even voice call on your phone.
Monitors can be associated with your website, so Pingmeter keep track of number of online visitors on your websites. and If a monitor go down, it notify you in call about number of your online visitors and record how many online visitors were on your website when this downtime happened.
Pingmeter monitor can scan HTTP, HTTPS, SSL Certificate validation, FTP, SMTP, POP3, IMAP, ICMP, MySQL and custom port pings. Monitors can be parents of a previous monitor, so for example you do not receive multiple alerts if your server go down and bring down HTTP, MySQL and FTP along with it.
Additionally, it can trigger pre-defined rescue actions to automatically recover your website such as modifying your CloudFlare DNS to your backup server or restarting your MySQL, Apache or other services by sending SSH command to your server.
Pingmeter give you a public (or private password protected) status page which you can link on your website so that your visitors can check your service status.
<h4>Read More:</h4>
http://www.pingmeter.com/

Pingmeter Uptime Monitoring

Pingmeter monitors and auto rescues your website during downtimes, so you can relax and focus on what's important. You can configure it to receiv …

siteimpulse

Super Monitoring is an external web application for monitoring website uptime and its basic functions. 
This plugin integrates Super Monitoring interface into WordPress administration panel so you don’t have to log in to supermonitoring.com separately to see your reports or update settings.
Super Monitoring features 
– checking your website every minute 
– detecting different kinds of failures 
– using a worldwide network of monitoring stations to avoid false positives 
– measuring response times 
– content checking 
– web form testing 
– file integrity monitoring 
– instant email & mobile text (SMS) alerts 
– unlimited event history 
– API.
In order to use the plugin you need an account at <a href="https://www.supermonitoring.com/" title="website monitoring" rel="nofollow ugc">www.supermonitoring.com</a>. 
You can sign up for a free trial <a href="https://www.supermonitoring.com/sign-up" title="sign up for a free trial account" rel="nofollow ugc">here</a>.

Super Monitoring

Monitor your website uptime and basic functions with www.supermonitoring.com and access your reports and settings directly in your WordPress panel.

Pingmeter Uptime Monitoring vs Super Monitoring