If You Don't have any crypto coins yet then the best method is
coinome.com, then add INR through payment gateway(netbanking) and buy Litecoin(LTC) there. As coinome is Billdesk Company so there are no charges for adding INR. All other companies are charging 2% for adding money. Finally transfer LTC to Binance, For Example Buy kucoin and Transaction fee is 0.005LTC.
This is the cheapest way to buy crypto currencies for Indian Buyers.