Here is a great tip for Airtel users. You can get up to 1.2 GB Free data without paying single paisa absolutely FREE.
Just open www.airtel.in/free site from your mobile browser and enter your mobile number when it prompted.
After that just you need to install 4 Apps from Airtel. 1. My Airtel App 2. Wynk Movies 3. Wynk Music 4. Wynk Games.
For each application install, you will get 300 MB free data. So that you will get total 1.2 GB data free by installing the above 4 apps.
Offer applies to the Airtel Prepaid users only.
The free data can be utilized in between 12 am to 6 am.