Online Free Mobile Recharge using Fast2sms:

Fast2sms is free sms service website, where you can earn free recharge by sending free sms and playing quiz. You can also earn by referring others to fast2sms through link.Here for successful Registration you will get Rs 0.99, for sending sms you will get 2 paisa/sms. (No earnings for Sending to sms to your Own number), for Playing Quiz you will earn 2 Paisa/Quiz and for inviting friends (through Line) you will earn Rs 1.You can Earn 2 Paisa With Quiz,English Guru,Math Guru,Phechan Kaun and Online Casino To Double Your Earnings

Pros 

Minimum recharge amount is Rs 10.

You can send free SMS and earn 2 paisa/100 sms.

Supports all telecom operators.

2 paisa for Quiz.

You can recharge other mobile numbers also.

You can also redeem earnings in the form of FREE DTH Recharge.

Free DTH recharges (Min 100rs).

Bank Transfer (Min 1000rs).

Cons

Supports only prepaid numbers

Only Rs 1 on referral signup.

Only Rs 0.99 on Joining.

You cannot delete your account.