GTmetrix is a free tool that grades your website’s speed.
Not only does GTmetrix provide your page speed, but it will also analyze around 30 different ways to improve your website’s speed and performance.
If you signup for a free account you’ll be able to track the history of your reports for up to 5 websites.
Paid plans are available starting a $15/month and include the ability to track more URLs, hourly monitoring, PDF reports, and more.
WebPagetest is a free online tool that displays the load time of your web page as well as 6 different performance grades.
If you click on “Page Speed” after running a test you’ll find an overall grade as well as a checklist of some suggested changes (in order of importance) for increasing your website’s speed.
One cool feature of WebPagetest is the ability to select the country from which to run your test. This can be used to track how your speeds vary across the world.