I am using paytm since last two months. Customer service of paytm is quite good. They reply quickly. The product selling on paytm is good quality. The return policy of paytm is easy. I am always recharging my mobile from paytm and it is easy and safe. The product delivery service is quite good. Product deliver on time. I always get good quality products.Paytm is very reliable and I recommend everyone to use such a amazing app for online shopping and for safe payment.