1. Google Page Speed Insights
Link : https://developers.google.com/speed/pagespeed/insights/
2. KeyCDN Website Page Speed Test
It is a fast website page speed tests tool. It will provide detailed understandings on in what way your websites achieve, and It offers 14 different places to take from everywhere the world, with the choice of creation your test outcomes private or public. KeyCDN provides very useful points, like how many HTTP requests were made, the full size of the page requested, and most importantly, the load time. KeyCDN will works great on mobile devices also.
Link : https://tools.keycdn.com/speed
Another great tool is Pingdom. It is easy to use as well! Simply enter your URL and the location you want to test from, choose the location that is closest to your business (and where your site is hosted), and you get a great visual chart of your site’s performance grade, loading time, comparison report between sites, as well as the physical file size.
Link : https://www.pingdom.com/
4. Google Mobile Test
The Google Mobile Tool provides you with a summary of your site’s performance on 3G, giving you a comparison with other sites in your industry, along with some optimization suggestions. The tool also provides a detailed report which gives advice on how to speed up your site’s page load speed.
Link : https://testmysite.withgoogle.com/intl/en-gb
5. Varvy Page Speed Optimization
Link : https://varvy.com/pagespeed/