I am using IRCTC online Portal since 2011.
and IRCTC Rail connect app too.
Really Awesome App for Book Tickets of Train, Flight, Hotel, Meal.
Save time and save energy
Avoid standing in Long Que
Book Tickets without service tax
No Processing Fee
Fully Authentic App of Indian Railways
Paper less ticket
Show E-Ticket to TTE during Travelling
Show Ticket SMS to TTE.
Thanks to indian railway.!