# MasterJi: Learn & Code — Code challenges & progress

> Free coding practice coach for interview prep, skill development, and community challenges. (iPhone/iPad app by Hitesh Choudhary.)

- Source: https://appshunter.io/ios/app/masterji-learn-and-code/id6753772146 (this page in markdown: same URL + `.md`)
- Developer: [Hitesh Choudhary](https://appshunter.io/developer/1273049319)
- Category: Education
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 12+
- Requires: iOS 15.1 · 47 MB
- Languages: American English
- Released: 2025-10-14
- Data updated: 2026-06-02
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/masterji-learn-and-code/id6753772146/reviews.md

## What is MasterJi?

MasterJi is your free coding practice coach—built for students, working developers, and community learners who want to stay consistent with interview prep.

What you can do:
• Solve curated problems in the in-app editor with sample tests, language templates, and detailed results
• Explore daily problem drops, company-tagged sets, and public coding sheets tailored to core data structures and algorithms
• Jump into coding challenges, submit proof with images, and climb challenge rankings
• Earn XP, track your heatmap, maintain streaks, and collect challenge winner badges
• Join live multiplayer quizzes with real-time questions, leaderboards, and timed rounds
• Join Town Halls and chat in real time with your community (including GIFs, images, and @mentions)

Coding Practice:
→ In-app code editor with multi-language support and sample test cases
→ Daily problems and company-tagged question sets
→ Public coding sheets for structured DSA practice
→ Challenge rankings and proof-based submissions

Sign in with Apple, Google, or GitHub to sync progress across devices. MasterJi never shows ads or sells your data, and all uploads stay inside the community. Push notifications keep you informed about upcoming deadlines, quiz starts, wins, and code review reminders.

Perfect for:
→ Students preparing for technical interviews
→ Developers staying sharp between jobs
→ Anyone building a consistent coding habit
→ Communities running live coding competitions

Start your coding journey today—completely free.

## Key features

- In-app code editor with multi-language support
- Daily problems and company-tagged question sets
- Live multiplayer coding quizzes
- Progress tracking with XP, streaks, and badges
- Community Town Halls for real-time chat
- Proof-based submissions and challenge rankings


## Frequently asked questions about MasterJi

### What is MasterJi's learning methodology?

MasterJi focuses on hands-on practice through curated coding problems, daily drops, and company-tagged sets. It emphasizes consistent learning with features like XP tracking, heatmaps, and streaks to motivate users.

### How does MasterJi track user progress?

Users earn XP for solving problems, maintain streaks for consistent practice, and collect badges for achievements like winning challenges. A heatmap visualizes daily coding activity.

### Does MasterJi offer certifications?

The provided information does not mention any specific certifications offered by MasterJi. Its focus is on skill development and interview preparation through practice and challenges.

### Is MasterJi suitable for younger learners?

MasterJi has an age rating of 12+, making it appropriate for teenagers and older individuals interested in coding practice and interview preparation.

### How often is MasterJi updated?

The app was last updated on February 22, 2026, indicating active development and regular updates to improve features and content.

### What devices does MasterJi support?

MasterJi is available on iPhone, iPad, and iPod devices, allowing users to practice coding across various Apple mobile platforms.

### Does MasterJi have ads?

No, MasterJi is completely ad-free. The description explicitly states that MasterJi never shows ads, ensuring an uninterrupted learning experience.

### What do users like about MasterJi?

Based on the rating of 5.0 stars from 1 rating, users likely appreciate the free access, comprehensive practice features, and community engagement aspects of MasterJi.

## Version history (last 5 releases)

### 1.6.3 — 2026-02-22

What's New in Version 1.6.3

Byte Vault
- Added an info disclaimer explaining how bytes are used for coding problems

Town Halls
- Unread messages now marked more accurately when you return to a chat
- Member count loads faster

UI & Layout
- Fixed wallet screen spacing issues
- Achievements now load more items on scroll
- Better update prompt with clearer messaging
- Fixed challenges tab showing a loader at the right time

Performance
- General stability improvements

### 1.6.2 — 2026-02-20

What's New in Version 1.6.2

Town Halls Chat
- Added a GIF and sticker picker with search, powered by Klipy
- Added full message search with highlighted matches and tap-to-jump to any result
- Added a branded doodle background pattern behind chat messages
- Chat header now displays the member count for each Town Hall
- Added a zoomable image viewer with pinch-to-zoom, panning, and double-tap support
- Fixed unread message divider not appearing when there are only 1-2 unread messages
- Improved scroll-to-unread and auto-scroll behavior for more reliable navigation
- Improved tags layout so badges stay readable on smaller devices

UI Refresh
- Redesigned profile stats bar into a compact three-column layout that works on all screen sizes
- New 3D icons throughout the app for a more polished look
- Redesigned auth screen with updated sign-in icons and layout
- Improved home screen with better text styling and a new Town Halls card
- Updated Profile and Wallet screens to match the new 3D icon style

Profile & Activity
- Pull-to-refresh now also refetches the activity heatmap

Ratings
- Added an in-app review prompt that may appear after key milestones

Uploads
- Added image cropping before upload with camera vs. photo library options

Device Compatibility
- Improved safe area inset handling across all screens
- Better layout on devices with notches and rounded corners

Performance
- General stability improvements and minor UI polish

### 1.5.0 — 2026-02-05

What's New in Version 1.5.0

Town Halls Chat
- Added improved message search with relevance scoring, multi-field matching, and a clearer results summary
- Added date dividers to make long conversations easier to scan
- Added a reactions details view so you can see who reacted to a message
- Improved unread handling with scroll-to-first-unread, smarter auto-scroll, and incremental loading for newer/unread messages
- Fixed long-press actions showing on deleted messages

Uploads
- Added image cropping before upload
- Improved image selection with clearer camera vs. photo library options

Live Quiz
- Added a loading indicator when refreshing quiz stats
- Improved stats refresh behavior and UI responsiveness
- Updated the waiting screen with a refreshed animation

Notifications
- Improved notification tap handling on cold start
- Added more accurate deep linking for chat mention notifications (including opening the specific message when available)

Performance
- Improved chat loading speed and reduced UI flicker when opening rooms
- General stability improvements and minor UI polish

### 1.4.6 — 2026-01-19

What's New in Version 1.4.6

Town Halls Chat
- No major Town Halls chat changes in this update

Notifications
- No major notification changes in this update

Performance
- Fixed an issue where streaks could display or update incorrectly
- General stability improvements and minor UI polish

### 1.4.5 — 2026-01-08

What's New in Version 1.4.5

Town Halls Chat
- Improved unread handling by tracking session start time so only truly unread messages are marked unread
- Improved read tracking with more accurate newest-message timestamp reporting
- Added a new message count badge when you’re scrolled up, plus smarter auto-scroll behavior to prevent unwanted jumps
- Improved initial positioning and jump-to-unread/highlight scrolling for more reliable navigation in busy rooms
- Improved message persistence by saving message timestamps for better synchronization and deep linking

Notifications
- Improved notification tap handling for cold start using the latest notification response flow
- Added deep links for chat mention notifications to open the correct Town Hall chat (and optionally highlight the message)

Performance
- Improved gesture handling stability across the app
- General stability improvements and minor UI polish

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## More apps by Hitesh Choudhary

- [Learn Code Online](https://appshunter.io/ios/app/learn-code-online/id1273049320)
- [Paymentr](https://appshunter.io/ios/app/paymentr/id1585108452)
- [Coder Community](https://appshunter.io/ios/app/coder-community/id1632205868)
- [ChaiCode](https://appshunter.io/ios/app/chaicode/id6504993143)

All apps by Hitesh Choudhary: https://appshunter.io/developer/1273049319

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-02.*