Most of the time your Internet Service Provider boasts of high speed Internet, but you may be getting low speeds and end up paying for what is available on papers. Speed.io is a useful web application which can test your actual Internet speed. With this service, you’ll be able to check your download and upload speeds. It also checks connections and pings, making it for a very complete connection test.
We are not sure how accurate this test is, but it gives detailed information including the overall quality of the connection.
According to the website, it measures your current Internet speed to the nearest server (almost 50.000 server worldwide). The site also tests your download (speed with which you receive data from internet), upload (speed with which you send data to the internet), connection test (maximal number of connections per minute) as well as ping (response time between your computer and the internet)
You do not need to download an software to test the speed and all you need is a web browser with Flash support. Speed.io is a useful tool to check the actual speed of your Internet.