Update: You can find out your internet speed with internet speed test app.
How to check the download and upload speed of your Broadband plan? I am sure you must have thought about it whenever the internet speed is sluggish and you want to make sure if its because of some application on your computer or because of the problem with the ISP.
Airtel Broadband Speed Test is a web app that analyzes the upload and download speed of your internet connection in real time and reports the results instantly. It requires Java run time environment to work, which you can download from here.
So if you ever want to check if your ISP is providing same speed as it promised for, go straight to, Airtel Broadband Speed Test.