Amar Batch - Teacher Batch Management App

Amar Batch

A silent assistant for teachers — simple, reliable, and respectful of their time.

🎯 Real Product • 💰 Revenue Generating • 👨‍💻 Built Solo

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⚠ IMPORTANT NOTICE

Amar Batch is NOT open source.

This repository exists for:

• product showcase,
• architecture demonstration,
• engineering documentation,
• UX philosophy,
• and technical case-study purposes only.

The production source code is private and proprietary.

Unauthorized copying, redistribution, reverse engineering, or commercial reuse is strictly prohibited.

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📱 What is Amar Batch?

Amar Batch is a production Android app built for Bangladeshi private teachers, home tutors, and small coaching batch owners.

It helps teachers manage:

• ✅ Attendance
• ✅ Tuition fees
• ✅ Exams & marks
• ✅ Parent communication
• ✅ Student records
• ✅ Offline data backup

—all from a simple mobile app designed specifically for non-technical teachers.

The app is fully optimized for:

• low internet environments,
• fast daily workflows,
• and simple real-world usage.

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🎯 Product Vision

Most teachers in Bangladesh still manage their batches using:

• notebooks,
• diaries,
• Excel sheets,
• or memory.

Amar Batch replaces that chaos with a reliable offline-first system that takes less than a minute to use daily.

“Just open, mark, and close.”

That philosophy drives the entire product.

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🚀 Product Status

Status	Details
Product Stage	Active Beta
Revenue Status	Monetized
Distribution	Manual APK Distribution
Platform	Android
Primary Market	Bangladesh
Architecture	Clean Architecture + MVVM
Developer	Solo Developer
Backend Dependency	Minimal
Offline Capability	Full Offline Support

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💰 Monetization

Amar Batch is a real commercial product.

Current Pricing

Plan	Price
Single Teacher License	৳999/year
Multi Batch License	৳1499/year

Current Distribution Strategy

• Manual APK distribution
• Direct teacher onboarding
• Subscription-based licensing
• Preparing for Google Play launch

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🏗 Technical Highlights

Area	Technology
UI Framework	Jetpack Compose
Language	Kotlin
Architecture	Clean Architecture + MVVM
Local Database	Room
Dependency Injection	Hilt
Async Operations	Coroutines + Flow
Background Tasks	WorkManager
SMS System	Native Android SMS APIs
Backup System	Google Drive
Offline Capability	Full Offline-first
Database Design	17 Normalized Tables

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📸 Screenshots

Dashboard	Attendance	Fee Collection

More Screens

• Student Management
• Calendar Attendance
• SMS Settings
• Backup & Restore
• Exam Tracking
• Profit Summary

📂 Full gallery available in /screenshots

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🎥 Demo Videos

Demo	Description
quick_demo.mp4	1-minute product overview
attendance_demo.mp4	Attendance workflow
fee_demo.mp4	Fee collection process
sms_demo.mp4	SMS notification system

📂 Videos available in /videos

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📦 APK Download

Beta APK releases are available inside:

/releases/

Current Release

releases/
├── amar-batch-beta-v1.apk
├── RELEASE_NOTES.md
└── INSTALLATION_GUIDE.md

Installation Notes

• Android only
• Manual installation required
• Unknown sources permission needed
• Intended for testing/demo purposes

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🔒 Why Private Source?

Many people ask:

“Why is the source code not public?”

The answer is simple:

Amar Batch is a commercial proprietary product.

This repository exists to showcase:

• architecture,
• engineering decisions,
• UX philosophy,
• system design,
• and product thinking.

The production source code is intentionally private.

This allows the product to remain commercially sustainable while still showcasing the engineering and design process publicly.

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🧠 Engineering Philosophy

Amar Batch prioritizes:

• simplicity over complexity,
• speed over visual noise,
• offline reliability over cloud dependency,
• and maintainability over over-engineering.

Core Product Principles

• Minimal cognitive load
• Fast data entry
• Offline-first UX
• Teacher-friendly workflows
• Predictable navigation
• Stable architecture
• Long-term maintainability

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🏛 Repository Structure

amar-batch-showcase/
│
├── README.md
├── SHOWCASE.md
├── FAQ.md
├── SUPPORT.md
├── CONTRIBUTING.md
├── CODE_OF_CONDUCT.md
├── CHANGELOG.md
├── ROADMAP.md
├── SECURITY.md
├── NOTICE.txt
│
├── releases/
│   ├── amar-batch-beta-v1.apk
│   ├── RELEASE_NOTES.md
│   └── INSTALLATION_GUIDE.md
│
├── legal/
│   ├── PRIVACY_POLICY.md
│   ├── TERMS_OF_SERVICE.md
│   ├── DISCLAIMER.md
│   └── LICENSE.md
│
├── docs/
│   ├── OVERVIEW.md
│   ├── PROBLEM_STATEMENT.md
│   ├── SOLUTION.md
│   │
│   ├── architecture/
│   │   ├── ARCHITECTURE_OVERVIEW.md
│   │   ├── DATA_FLOW_DIAGRAM.md
│   │   ├── OFFLINE_FIRST_STRATEGY.md
│   │   └── TECH_STACK.md
│   │
│   ├── database/
│   │   ├── SCHEMA_OVERVIEW.md
│   │   ├── ENTITY_RELATIONSHIPS.md
│   │   ├── TABLE_STRUCTURES.md
│   │   └── DESIGN_DECISIONS.md
│   │
│   ├── features/
│   │   ├── student_management.md
│   │   ├── attendance_tracking.md
│   │   ├── fee_management.md
│   │   ├── exam_tracking.md
│   │   ├── sms_system.md
│   │   └── backup_restore.md
│   │
│   ├── ui_ux/
│   │   ├── USER_FLOW.md
│   │   ├── SCREEN_STRUCTURE.md
│   │   └── DESIGN_PHILOSOPHY.md
│   │
│   └── technical/
│       ├── OFFLINE_SYNC_STRATEGY.md
│       ├── BACKGROUND_WORKERS.md
│       ├── LICENSING_SYSTEM.md
│       └── SMS_QUEUE_SYSTEM.md
│
├── screenshots/
├── videos/
├── assets/
├── architecture_diagrams/
├── user_guide/
└── business/

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📚 Documentation

Product & Business

• Overview
• Problem Statement
• Solution
• Monetization Strategy
• Competitor Analysis

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Architecture & Engineering

• Architecture Overview
• Offline-first Strategy
• Tech Stack
• Database Schema

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UX & Product Design

• Design Philosophy
• User Flow
• Screen Structure

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User Guides

• Getting Started
• Attendance Guide
• Fee Management
• SMS Guide

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🔐 Intellectual Property

⚠ Amar Batch is NOT open source.

This repository is for:

• documentation,
• architecture showcase,
• UI/UX demonstration,
• and product presentation purposes only.

Restrictions

You may NOT:

• copy the application,
• clone business logic,
• reuse branding,
• redistribute APKs,
• reverse engineer proprietary systems,
• or create commercial derivatives.

All rights reserved.

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👨‍💻 About the Developer

MD SHAHAJALAL MAHMUD

• 3rd Year CSE Student
• Android Engineer
• Product Builder
• Founder of Appriyo

Focus Areas

• Android Engineering
• Offline-first Systems
• Mobile Product Design
• Real-world SaaS Products
• UX Simplification

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🌐 Links

Platform	Link
Product Page	https://appriyo.com/app/amarbatch
Portfolio	https://shahajalalmahmud.netlify.app/
LinkedIn	https://www.linkedin.com/in/md-shahajalal-mahmud
GitHub	https://github.com/Appriyo/amar-batch-showcase/

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📞 Contact

Type	Details
Email	mahmud.nubtk@gmail.com
Product	Amar Batch
Organization	Appriyo

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⭐ Final Note

Amar Batch is not a tutorial project.

It is a real product solving real operational problems for real teachers.

This repository demonstrates:

• product thinking,
• software architecture,
• offline-first engineering,
• UX simplification,
• and commercial software development by a solo student developer.

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Built with Kotlin, Jetpack Compose, Room & real-world feedback from teachers.

Made with ❤️ for Bangladeshi Teachers