On user demand we came with Aircel unlimited free internet trick working in many states. Just download the config from below link and check.

Features -
1.Unlimited 3G Data Trick.
2.Working In Kolkata, Delhi, Up east.
3.High Downloading Speed Upto 400 KBPS.
4.Less Disconnection Problem.

It depends if you have that pack in your area that is 27 rs.
There is a special benefit in that pack see below-

Please see if you have this pack then recharge with 27 + 8 rs and enjoy wiki host unlimited.
» Download Trick

How To Use This Trick :
1. First Install NMD VPN. If Already Installed Then Skip This Step.
2.Please update password from vpnbook if necessary.
3. Now Copy All Config Files And Paste Them Into VPN Configs Directory Of NMD VPN (C:\Program Files\NMDVPN\config)
4. Now Connect Your Internet And Then - Right Click On NMD VPN Icon In Desktop And Run as Admin.
5. After That - From System Tray Icon Connect Your Net With Your Config. You Get Connect. Enjoy :)

You can also use these vpn config from Android mobile via Feat vpn.