What is the best cryptocurrency exchange in India?

Cryptocurrency trading in India is still at nascent stage. No of good exchanges are less. The preferred exchanges are Koinex, Zebpay, Ethx, Coindelta, Coinome, Unocoin, Coinsecure. A lot of new exchanges are also getting launched recently.

Koinex: Koinex has the best trade engine. They have recently launched a mobile app. Koinex offers Bitcoin, Ether, Litecoin, Ripple, Bitcoin Cash. Recently they've introduced Omisgo and Request. Trade fee is less and the site is very stable. Customer support seems to be weak. Koinex is India's top exchange as per trade volume now. This is the link to the website: https://goo.gl/uZDQrx

Zebpay: It is an app only exchange. They offer Bitcoin, Bitcoin Cash, Litecoin, Ripple and Ether. App is stable and user friendly. Customer support is decent. Trading fee is a bit high but user experience is good. Download the app here: https://goo.gl/7mkk7k

Ethx: Ethx is India’s first ether only exchange. The user interface is good and the trade engine is stable. They do not have an app yet. It is invite only exchange. This is the link to the website: https://goo.gl/or12A5

Coindelta: Coindelta offers Bitcoin, Ether, Litecoin, Ripple, Bitcoin Cash, Omisgo and Qtum. The trade engine needs improvement but this is a nice start up. Trade fees are less. They do not have an app yet. The customer support is good. This is the link to the website: https://goo.gl/ySHu95

Coinome: Coinome offers Bitcoin, Ether, Litecoin, Dash, DGB, ZEC. The trade engine needs improvement. This is a Billdesk initiative. They do not have an app yet. This is the link to the website: https://goo.gl/sLMvZf

Unocoin: It is a Bitcoin only exchange. They have introduced the option to convert Altcoins to Bitcoin recently through a gateway. Unocoin has an app and the app is stable. This is the link to the website: https://goo.gl/qrjXkK

Coinsecure: It is a Bitcoin only exchange at present. They do not have any mobile app. User interface is decent. This is the link to their website: https://goo.gl/CTq2yq

WazirX: It is launched by Crowdfire founder Nishchal Shetty. Trading is not live but the project looks decent and they are coming up with a good range of cryptocurrencies. They have started registrations for the users. This is the link to their website: https://goo.gl/3wNR57