RRB Ace: NTPC, Group D, ALP

Content rating
Everyone
50+
Downloads
Content rating
Everyone
Learn more
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image

About this app

20,000+ practice questions for Railway exams, in Hindi and English, every one with an explanation. RRB Ace is one app for RRB NTPC, RRB Group D, RRB ALP, RRB Technician, RRB JE and RPF Constable / SI. Choose your exam once and the whole app follows that exam's pattern.

NOT A GOVERNMENT APP: RRB Ace is an independent study app. It does not represent, and is not affiliated with or endorsed by, the Railway Recruitment Boards (RRB), the Railway Protection Force, Indian Railways, the Ministry of Railways or any other government entity. The source of the exam information is given under SOURCE OF INFORMATION below.

EXAMS COVERED

• RRB NTPC: CBT-1 (100 questions, 90 minutes) and CBT-2 (120 questions, 90 minutes)
• RRB Group D: CBT (100 questions, 90 minutes)
• RRB ALP: CBT-1 (75 questions, 60 minutes)
• RRB Technician Grade III: CBT (100 questions, 90 minutes)
• RRB JE: CBT-1 (100 questions, 90 minutes)
• RPF Constable and SI: CBT (120 questions, 90 minutes)

WHAT YOU GET

• 20,000+ questions with answers and explanations: Mathematics, Reasoning (General Intelligence), General Science, General Awareness, Computers, Indian Railways GK, and Basic Science and Engineering for ALP and Technician.

• Mock tests in the published pattern of your exam: the same number of questions per section, the same time limit and 1/3 negative marking. Mark questions for review, jump to any question, pause, and resume later with your time intact.

• Daily practice in short sets of 10 questions. The app brings back the questions you got wrong until you have mastered them.

• Daily goal and streak to keep you regular, with an optional daily reminder.

• Daily Challenge: the same 10 questions for everyone, new every day.

• 60+ topics, from Percentages, Profit and Loss, Time and Work, Syllogisms and Coding-Decoding to Physics, Chemistry, Biology, History, Polity, Geography and Railway GK. See how much of each topic you have mastered.

• Fix my mistakes: one tap to practise everything you last got wrong.

• Bookmarks, accuracy by subject, and your mock test history.

• Fully bilingual: हिंदी and English. Change the language of the app, or of a single question, with one tap.

• Works offline. All questions are stored on your phone.

FREE TO USE

About 2,000 questions are always free. Watch one short video to open the full bank of 20,000+ questions for 24 hours (you can collect up to 3 days). New users get the full bank for the first 3 days. No account, no in-app purchases.

WHO IT IS FOR

Anyone preparing for a Railway computer-based test: NTPC graduate and undergraduate posts, Group D (Level 1), Assistant Loco Pilot, Technician, Junior Engineer, and RPF Constable or Sub-Inspector.

SOURCE OF INFORMATION

The only government information in this app is the exam pattern of each exam: the sections, the number of questions, the time allowed and the negative marking. It is taken from the official Centralised Employment Notices (CEN) of the Railway Recruitment Boards:

• CEN 01/2024: Assistant Loco Pilot (ALP)
• CEN 02/2024: Technicians
• CEN 03/2024: Junior Engineer (JE) and others
• CEN 05/2024: NTPC Graduate posts
• CEN 06/2024: NTPC Undergraduate posts
• CEN 08/2024: Level 1 (Group D) posts
• CEN RPF 01/2024: RPF Sub-Inspector
• CEN RPF 02/2024: RPF Constable

All of these notices are published on the official Railway Recruitment Board website: https://www.rrbcdg.gov.in/employment-notices.php

The practice questions, answers and explanations are written by us for practice. They are not official questions and are not taken from any government source.

DISCLAIMER

This app does not represent any government entity and is not affiliated with the RRB, the RPF, Indian Railways or any Government of India body. The boards may change an exam pattern with a new notice, and we cannot guarantee that all content is free of errors. For official notifications, syllabus and exam dates, always refer to the official website above.
20,000+ RRB questions: NTPC, Group D, ALP, Technician, JE, RPF. Hindi & English
Updated on
Oct 12, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    Location
  • This app may collect these data types
    App activity, App info and performance, and Device or other IDs
  • Data is encrypted in transit
  • Data can’t be deleted

What’s new

Our biggest update yet:
• Now for NTPC, Group D, ALP, Technician, JE and RPF. Choose your exam in the app.
• 20,000+ questions in Hindi and English, all with explanations.
• Daily practice in sets of 10 that brings back your mistakes, with a daily goal and streak.
• Daily Challenge and "Fix my mistakes".
• Mock exams in your exam's real pattern, with pause and resume.
• New design.
• Your earlier answers, bookmarks and results are kept.