Rajan777 Online App

Content rating
Everyone
1K+
Downloads
Content rating
Everyone
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About this app

Rajan777 – Learn & Play

Learn something new every day with quizzes, brain games, puzzles and handy study tools, all in one friendly app.

Whether you’re a student, a curious learner, or just want to give your mind a workout, Rajan777 has something for you.

QUIZZES THAT TEACH
Choose from 10 topics: General Knowledge, Science, Space & Earth, World Geography, India Know-How, History, Mathematics, English, Technology, and Health & Body. Every question comes with a short explanation, so you learn the answer instead of just guessing.
• Pick a topic or try the Mixed Quick Quiz
• Choose a 10-question round or the full 20
• Turn on the timer for an extra challenge
• Review the questions you missed at the end of each round
• Take the Daily Challenge: five fresh questions every day for bonus XP

12 PUZZLES & BRAIN GAMES
• Sudoku in 4×4, 6×6 and 9×9, at three levels
• 2048: slide and merge your way to the top
• Memory Match: find all the pairs
• Word Scramble: unjumble the letters using clues
• Word Search: drag across the grid to spot hidden words
• Word Guess: guess the secret word letter by letter
• Number Patterns: spot the rule, find the next number
• Math Sprint: solve as many sums as you can in 60 seconds
• Sliding Puzzle: put the tiles back in order
• Lights Out: switch off every light
• Tower of Hanoi: move the whole tower
• Code Breaker: crack the secret colour code

Every game has a “How to play” guide, several difficulty levels, and tracks your best score.

15 USEFUL TOOLS
• Calculator with scientific functions
• Unit Converter for length, weight, temperature, area, volume, speed, time and data
• Percentage Calculator for discounts, tax and change
• Money Maths for loan EMI, simple and compound interest, and savings growth
• Age & Dates to find your exact age, days between dates and weekdays
• BMI Check with an easy-to-read guide
• Study Timer with focus sessions and short breaks
• Flashcards: make your own decks or use the built-in ones
• Notebook for quick notes
• Word Counter for words, characters and reading time
• Times Tables to learn and test yourself
• Number Toolkit for binary, Roman numerals, numbers in words, factors, HCF and LCM
• Periodic Table with all 118 elements
• Countries with capitals, currencies and flags
• Formula Sheet for handy maths and science formulas

FUN FACTS
Discover 50 surprising facts about animals, space, the human body, history and more.

STAY MOTIVATED
• Earn XP with every quiz and game, and level up as you learn
• Build a daily learning streak
• Unlock 13 badges, from “First Steps” to “Week Warrior”
• Track your accuracy, puzzles won and study time on your profile
• Light and dark themes, so it’s comfortable to use day or night
• Gentle vibration feedback on answers and wins (you can switch it off)

DESIGNED FOR EVERYONE
Clear layouts, large buttons and simple controls make Rajan777 easy to use for school students, exam preparation, families and lifelong learners. Take a five-minute quiz on a break, solve a puzzle on your commute, or settle in for a study session.

Download Rajan777 – Learn & Play and make every day a little smarter.
Quizzes, brain games, puzzles and study tools to learn something new daily.
Updated on
Oct 25, 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.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Device or other IDs
  • Data is encrypted in transit
  • Data can’t be deleted
Content rating
Everyone
Learn more

App support

About the developer
D. NAVINCHANDRA GEMS PRIVATE LIMITED
thakursejal491@gmail.com
8TH FLOOR HW 8011B, Bharat Diamond Bourse Mumbai, Maharashtra 400051 India
+91 92202 03481