1) Site24x7
Site24x7 is a SaaS-based all-in-one monitoring solution for DevOps and IT. Site24x7 website monitor tests a website from global locations, helping you measure a site’s performance as well as reduce it’s downtime.
Key Features:
- Monitor the performance and uptime of websites and other internet services like DNS server, FTP server, REST APIs etc. from 110+ locations worldwide.
- Record and simulate multi-step user interactions in a real browser and optimize them.
- Record load time for each static resource on your website.
- Monitor SSL/TLS certificates, website defacement etc. and secure your website.
- Get instant alerts via email, SMS or phone call.
2) Dotcom
Dotcom is a robust performance testing and website monitoring tool. You can use this online application to analyze your website speed with waterfall charts and video playback of the site.
Features:
- The tool checks page load speed in various browsers from around the world.
- It allows you to analyze the functionality and performance of multiple internet services.
- Identify the root cause of performance issues or downtime using detailed charts and graphs, historical data, and shareable dashboards.
- It has customized alter that helps you to send changes to other people as a voice message, email, and SMS text.
3) GTmetrix
GTmetrix is a free application that checks your web page speed and gives a detailed report. This free website speed test tool generates scores for web page performance and provides recommendations to improve them.
Features:
- It allows you to test your website in different countries, as well as browsers.
- It provides a summary of key performance indicators.
- You can track website performance with monitoring and see it with graphs.
- You can check a web page on various simulated devices.
- It allows to playback web page loads with videos.