FormBuddy Android

AI-powered form filling app for Android. The companion to FormBuddy iOS.

Features

• Scan Documents — Use your camera to scan paper forms
• Upload PDFs — Import PDF files or photos from your device
• Forms Library — Browse a searchable library of common forms
• Chat Mode — Fill forms conversationally, one field at a time
• Voice Mode (Pro) — Talk to fill forms with voice input/output
• Agent Mode (Pro) — Auto-fill forms from your profile data
• Smart Field Detection — OCR + ML Kit + Gemini Nano for accurate field recognition
• Profile Management — Personal, family, and business profiles
• Signature Drawing — Draw and save signatures
• Encrypted Storage — SQLCipher encrypted database + Jetpack Security
• Biometric Lock (Pro) — Protect profiles with fingerprint/face
• 12 Languages — EN, HE, ES, ZH, FR, DE, PT-PT, PT-BR, AR, RU, JA, HI
• PDF Export — Share filled forms as PDF

Tech Stack

• Kotlin + Jetpack Compose (Material 3)
• Room + SQLCipher (encrypted database)
• Jetpack Security (EncryptedSharedPreferences, EncryptedFile)
• Hilt (dependency injection)
• CameraX (document scanning)
• ML Kit (OCR text recognition)
• Gemini Nano (on-device AI field refinement)
• Firebase (Auth, Firestore, Functions, Storage, Remote Config)
• Google Play Billing (subscriptions)
• PDFBox Android (PDF parsing)
• Coil (image loading)
• Lottie (animations)

Setup

1. Clone the repository
2. Add your google-services.json to app/
3. Open in Android Studio
4. Build and run

Architecture

app/src/main/java/com/formbuddy/android/
├── data/
│   ├── local/          # Room DB, SQLCipher, EncryptedPrefs
│   ├── remote/         # Firebase services
│   ├── model/          # Data models
│   └── repository/     # Repository pattern
├── domain/
│   ├── analysis/       # PDF parsing, OCR, field inference, Gemini
│   ├── filling/        # Conversation manager, response classifier
│   ├── tts/            # Text-to-speech (cloud + device)
│   └── speech/         # Speech recognition
└── ui/
    ├── theme/          # Material 3 theme
    ├── navigation/     # Navigation graph
    ├── screens/        # All screens with ViewModels
    └── components/     # Reusable Compose components

Security

• Database encrypted with SQLCipher (AES-256)
• Preferences encrypted with EncryptedSharedPreferences
• Document files encrypted with EncryptedFile (AES-256-GCM)
• Encryption keys managed via Android Keystore
• Optional biometric authentication for profile access
• No cleartext traffic allowed
• Sensitive data redacted before on-device AI processing