IRCTC Rail Connect

IRCTC Rail Connect is that the official mobile app by IRCTC (Indian Railway Catering and Tourism Corporation Limited). With this app, you'll book a railway ticket anywhere in India. This app provides facilities like booking railroad ticket , tatkal ticket booking, check PNR status, ticket cancellation, etc. Train search, train route search, seat availability enquiries also can be done using this app. The app is integrated with e-wallet facility along side other payment modes like BHIM/UPI, Net banking, Credit and Debit cards. By linking Aadhar card with the app, you'll reserve to 12 train tickets during a month.

Playstore: IRCTC Rail Connect – Apps on Google Play
Appstore: ‎IRCTC Rail Connect on the App Store (apple.com)
Website: IRCTC Next Generation eTicketing System
UTS

UTS (Unreserved Ticketing System) is a politician app by Indian Railways to book unreserved train tickets. With this app, passengers can book railway tickets within ten minutes. UTS app allows passengers to book single-journey ticket, platform tickets and issue or renew season tickets.

Remember that booking through UTS app isn't allowed inside train or within station premises to avoid ticket booking just by seeing TTE or TC. For booking of paperless ticket, user should be faraway from Station premises / Railway track.

Playstore: UTS – Apps on Google Play
Appstore: ‎UTS on the App Store (apple.com)
Website: UTS Mobile Ticketing (indianrail.gov.in)
NTES

National Train Enquiry System is a politician app by Indian Railways Official to supply train running related and real-time status queries for all trains in India. the most features of this app are: train diversion information, train live station info, train schedule, cancelled or rescheduled trains, track trains between two stations, etc. this is often a requirement have app for passengers using railways for daily commute, holiday vacation trips, official trips, tours, and all.

Playstore: NTES – Apps on Google Play
Appstore: ‎NTES on the App Store (apple.com)
Website: NTES (indianrail.gov.in)
IRCTC eCatering - Food on target 

This app allows passengers to book meal of your choice anywhere in India. By providing your PNR number, you'll look for meals available on your train-passing station. The app shows available restaurants on railway stations, meal price, etc to book from. Meal booking are often through with Cash on Delivery Option or paying through mastercard .

Playstore: IRCTC eCatering - Food on target – Apps on Google Play
Appstore: ‎IRCTC Catering - Food on target on the App Store (apple.com)
Website: Order Food Online On Train | Quick & Tasty Food Delivery in Train (irctc.co.in)

CoachMitra

CoachMitra app provides facility to the onboard passengers to boost service requests by just entering PNR number and mobile number. The CoachMitra services include Toilet cleaning, Coach Cleaning, Watering, Linen/Bedrolls, Disinfectants, Electrical and Pretty Repairs. The app will forward the request to the onboard staff or the concerned control office of the actual train directly.

Playstore: CoachMitra – Apps on Google Play
Website: Coach-Mitra (indianrail.gov.in)
RailMadad

RailMadad app allows passengers to lodge complaints and enables them to see real-time feedback on the status of redressal of their complaints.

Playstore: RailMadad – Apps on Google Play
Appstore: ‎RailMadad on the App Store (apple.com)
Website: RailMadad, A Grievance Redressal Mechanism (indianrailways.gov.in)

Railways Parcel Application

This app is for those customers who depend upon the railway to send parcels. This app facilitates customers to understand the current status of parcels, calculate approximate fare supported weight and scale of trains, trains at station and trains between stations.

Playstore: Railways Parcel Application – Apps on Google Play
Website: Railway Parcel Website. (indianrail.gov.in)

RAIL SAARTHI

Rail Saarthi may be a single window interface for Indian Railway mobile apps. This app integrates services of all the above apps, including reserved ticket booking, unreserved ticket booking, PNR enquiry, IRCTC e-catering, etc.

Playstore: RAIL SAARTHI - INDIAN RAILWAYS OFFICIAL APP – Apps on Google Play
Website: Rail Divyang Saarthi | AboutUs (railsaarthi.in)

Official Apps for Indian Railway Passengers