CramMeld - AI Certification Study App | Flutter + NestJS Full-Stack

CramMeld - AI Certification Study App | Flutter + NestJS Full-Stack

A complete, production-ready micro-learning platform built with Flutter, NestJS, and React. Helps professionals pass certification exams through AI coaching, spaced repetition flashcards, practice exams, and gamification — available on iOS, Android, and Web.

🚀 Key Features

🤖 AI Study Coach

• Real-time conversational AI tutor — explains concepts and quizzes weak areas

• Recommends personalized study strategies

• Full conversation history — pick up where you left off

🃏 Smart Flashcard Engine

• Spaced repetition algorithm (SM-2) for optimal review scheduling

• Rate cards 0–5 to fine-tune your personal schedule

• Bookmark cards for quick access later

🎓 12+ Professional Certifications

• AWS Solutions Architect · AWS Developer Associate

• PMP · CISSP · CompTIA Security+ & Network+

• Microsoft Azure Fundamentals · Cisco CCNA

• Scrum Master (CSM) · CKA · ITIL · CEH · Six Sigma

📝 Three-Tier Practice Exams

• Foundation, Advanced, and Expert level per certification

• Instant scoring with question-by-question review

• Pass/fail tracking and history

📊 Progress Analytics

• Visual dashboards — cards studied, mastery distribution, weekly/daily trends

• Streak history and per-certification breakdowns

🏆 Gamification

• Daily streaks — maintain consistent study habits

• 8+ achievement categories — milestones, speed records, mastery, social

• Leaderboards — weekly, monthly, and all-time rankings

• Configurable daily goals — 10, 20, 30, or 50 cards/day

⚙️ More Features

• Push Notifications — FCM remote alerts + configurable local study reminders

• 7 Languages — EN, ES, FR, DE, PT, IT, Japanese with instant locale switch

• Cross-Platform — iOS, Android & Web from one Flutter codebase

• Offline Support — Hive local storage with sync

• Auth — Email/OTP, Google Sign-In, Apple Sign-In · JWT secure sessions

🛠️ Tech Stack

📱 Mobile App (Flutter)

• Flutter 3.2+ / Dart 3.2+ — iOS, Android & Web

• State management: Riverpod · Navigation: GoRouter (40+ routes, deep linking)

• HTTP: Dio · Storage: flutter_secure_storage, SharedPreferences, Hive

• Charts: fl_chart, percent_indicator · Animations: Lottie, flutter_animate, flip_card

• Payments: in_app_purchase (StoreKit + Google Play) · Notifications: FCM

⚙️ Backend (NestJS) & More

• NestJS (TypeScript) REST API

• Auth: JWT + Google Sign-In + Apple Sign-In

• React 19 + Vite + Tailwind CSS landing page

• Laravel services included

💳 Subscription Plans

• Free — 1 certification, 20 cards/day, 3 AI coach credits/day, ads

• Premium Monthly — $4.99/mo — Unlimited certifications & cards, unlimited AI, no ads

• Premium Yearly — $29.99/yr — Same as monthly, best value

• 7-day free trial · Apple StoreKit + Google Play Billing + server-side verification

📦 What's Included

• 📱 Full Flutter source code — iOS, Android & Web

• ⚙️ NestJS backend API with migrations

• 🌐 React 19 + Vite + Tailwind landing page

• 🛠️ Laravel services

• 📋 Environment config templates

✅ Requirements

• Flutter 3.2+ / Dart 3.2+ · Android Studio / Xcode

• Node.js 18+ · Firebase project · Google Cloud & Apple Developer accounts

🎓 12+ Certifications. SM-2 Spaced Repetition. AI Coach.  |  🌐 iOS · Android · Web · 7 Languages