I am a developer from Odisha, India. I built InvoPocket to solve a real problem I saw around me -- small business owners, freelancers, and consultants struggling with invoicing and quotation management on their phones. I believe business tools should be private, offline-first, and free from subscriptions. InvoPocket is the result of that belief: a fully encrypted, zero-cloud-required invoicing app that works entirely from your pocket.
Why InvoPocket Exists
Most invoicing apps require internet, charge monthly fees, and store your business data on their servers. InvoPocket takes a different approach. Everything runs locally on your device with AES-256 encryption. No server ever sees your client list, revenue numbers, or invoice history in plain text. Cloud backup is optional and end-to-end encrypted.
The app is built with Flutter, targeting Android first, with a focus on speed, simplicity, and privacy. It is made in Odisha for businesses everywhere.
Technology Stack
Flutter + Dart
Cross-platform UI framework for native performance on Android and iOS.
SQLite (sqlcipher)
On-device encrypted database for offline-first data storage.
Firebase + Firestore
Optional cloud backup with Google Auth and encrypted sync.
AES-256 Encryption
Military-grade encryption applied to all cloud-synced data before transmission.
Riverpod
Reactive state management for responsive and predictable UI updates.
PDF + Excel Export
Dynamic document generation with GST calculations and UPI QR codes.
What Drives This Project
Privacy First
Your data stays on your device. Cloud backup is optional and fully encrypted. Zero tracking, zero analytics cookies.
Offline Always
No internet needed for any core function. Create invoices, manage clients, and export reports without connectivity.
Free Forever
No subscriptions, no paywalls, no hidden charges. All features are unlocked from day one.
Made in India
Built from Odisha with a deep understanding of how small businesses operate on the ground.
Get in Touch
Have feedback, a bug report, or want to collaborate? Reach out anytime.
info.corenav@gmail.com