Earn Free Mobile Recharge using ThinkFastSms:

ThinkFastSms is another free mobile recharge website where you can earn free recharge by playing quiz, participating in daily polls, filling the spells by correct character and also by receiving promotional sms. You can also earn here by referral program where you will get RS 1 for referral. Here by playing quiz you will earn 3 paisa for correct answer and 2 paisa for wrong answer.

Pros 

Minimum recharge amount is Rs 10.

Supports all telecom operators.

Receiving promotional SMS will get you 5 paisa instantly.

Playing quiz you will earn 3 paisa for correct answer and 2 paisa for wrong answer.

2 paisa for word puzzles.

Cons

Supports only prepaid numbers.

Only Rs 1 on referral signup.

Only Rs 1 on Joining.

You cannot delete your account.