ShareSpend - Split & Budget

⚡ Core Features
📸 World-Class Receipt Scanning

AI-powered OCR: Snap a photo, get items + prices instantly
14 currencies auto-detected
8 languages supported: 🇺🇸🤝🇬🇧 English, 🇫🇷 French, 🇮🇹 Italian, 🇪🇸 Spanish, 🇩🇪 German, 🇵🇹 Portuguese, 🇳🇱 Dutch, 🇵🇱 Polish
Receipt photos are processed 100% locally with Google ML Kit never uploaded never stored to servers
Auto-rounding toggle it if you hate cents... and so much more to explore!

👥 Advanced Group Bill Splitting

Multiple payers: Share one bill between several people effortlessly
Flexible splits: Equal division or custom amounts per person
Real-time balances: Always know who owes what
Smart settlements: Mark debts as paid (cash, Revolut, Lydia, bank transfer)
Dispute system: Contest expenses with reason + admin resolution
QR code invites: Share groups instantly (30-day secure expiry)
Multi-admin management: Promote/demote admins, shared control
Cloud sync: Firebase real-time updates across all devices

📊 Personal Budget Tracker (Solo Mode)

Monthly limits: Set budgets by category (Food, Transport, Shopping, etc.)
Smart alerts: Notifications at 80% and 100% thresholds
Auto-reset: Budgets refresh every month automatically
Detailed history: Track all personal expenses over time
Separate from groups: No confusion between shared and solo spending

🔔 Intelligent Notifications (Firebase FCM)

New expense alerts: Instant notification when someone adds a bill
Budget warnings: Never overspend with timely reminders
Debt reminders: Gentle nudges (max 2/day, rate-limited)
Settlement confirmations: Know when someone marks payment as received
Group activity: Member join/leave notifications
Invitation alerts: Notification when someone invites you

🔒 Privacy & Security (GDPR/CCPA Compliant)
Data Protection

Receipt photos: Processed 100% locally via Google ML Kit, NEVER stored on servers
End-to-end encryption: TLS/SSL for all Firebase communications
EU servers: Data hosted in Belgium (europe-west1)
No location tracking: Currency detected from receipt symbols + device language only
Transparent policy: 20+ sections covering every data point

What We DON'T Collect
❌ Receipt photos (local processing only)
❌ GPS/Location data
❌ Contact lists
❌ Phone numbers
What We Collect
✅ Email (authentication only)
✅ Username (profile display)
✅ Expense records (cloud sync)
✅ Budget settings (cloud sync)
✅ FCM token (push notifications)

🆚 Why Choose ShareSpend?

Smarter, faster, and privacy-first expense sharing.

✅ Multiple payers — split one bill between several people
✅ AI receipt scanning — instant item & price extraction
✅ Personal budgets — manage shared and solo spending
✅ 14-currency OCR — automatic currency detection
✅ Offline scanning — full privacy, no photo uploads
✅ QR invites — share groups instantly
✅ Multi-admin control — shared management made easy
✅ Real-time sync — instant updates across all devices

🔐 Account Requirements
Authentication mandatory for data security:

Google Sign-In (recommended - instant access)
Email/Password (alternative method)

Why login required?
✅ Secure cloud backup with Firebase encryption
✅ Real-time sync across devices
✅ Protected group data sharing
✅ GDPR-compliant data management
✅ Complete account deletion with data erasure
🎯 Perfect For

Roommates: Split rent, utilities, groceries + track personal spending
Friends: Restaurant bills, weekend trips, event costs
Couples: Joint expenses with separate budget tracking
Students: Manage tight budgets while sharing costs
Travelers: Multi-currency support for international trips
Families: Shared expenses + individual budget goals

📧 Support & Contact
Developer: CatSizer Lab
Email: contact.thecatsizerlab@gmail.com
Location: 20190 ZIGLIARA, Corsica, France
Response time: 72 hours max (24h for privacy concerns)
Privacy Policy: https://thecatsizer-dev.github.io/sharespend-privacy/

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Recent changes:
Bug fixes and performance enhancements for a smoother experience.