9Apps app come with great offer. They are offering Rs.50 Amazon.in Gift Voucher for free.To grab this offer just follow steps given below. 
Note-Those who got gift coupons. Add it to amazon as soon as possible. Because codes can be expired anytime
How To Get Rs.50 Amazon Gift Coupon?:-
1. Download 9Apps App From Here
2. Open The App
3. You Will See Logo "Amazon Gift Coupon"
4. Click On That Logo "You Will Get Amazon Rs.50 Gift Vouchor"
5. Now, Visit Amazon by Clicking here.
6. Sign up for a New account on Amazon.in. as this is valid for new users only.
7.Now click here to go to Gift Card Store
8. You will find add new at the middle left side of the page. Click on that
9. Enter your Amazon voucher and Done !!
10. Rs 50 will be credited to your Amazon account instantly.