Overview

OverviewA WhatsApp-style Flutter source project for Android, iOS and web with Firebase chat, push notifications, voice/video calling, group messaging and multilingual support.ChatU is a cross-platform Flutter and Dart project built around Firestore and Firebase services, with approximately 30 screens and documentation for further custom development.Key capabilitiesFirebase phone-number authentication with international country codes.One-to-one and group chat with sharing for images, audio, video, contacts, documents, locations and GIFs.Voice calling and one-to-one or group video calling.Stories/status updates, broadcast channels, call history and presence indicators.Firebase push notificatio

Key capabilities

This production-ready solution provides a responsive interface, administration tools, user management, configurable settings, notifications and integration-ready workflows. Review the included documentation and technical requirements before deployment.

Best-fit industries

Suitable for SaaS operators, agencies, startups, online businesses and teams that need a focused, self-hosted platform for the use case described in the product title.

Operations and monetization

Launch a focused service tier and validate demand with a clear landing page and onboarding flow.
Offer monthly or annual plans with usage limits, premium features and team accounts.
Use SEO content, partner referrals, email campaigns and product-led trials to acquire users.
Add paid setup, migration, customization and support packages for higher-value customers.
Track activation, retention, conversion and support costs, then refine pricing around the most-used features.

Before you buy

Confirm the server, framework, database, third-party API, payment and compliance requirements for your deployment. Installation assistance can be selected during checkout when available.