Draught Guardian – Pour Monitoring Mobile App
Cross-platform Flutter mobile app for real-time draught beer pour monitoring and supply chain telemetry.

Overview
NizSol developed a cross-platform Flutter mobile application for Draught Guardian, a company that designs telemetry and reporting solutions for the global liquor-industry supply chain. The app provides real-time pour monitoring, keg asset management, and technical service insights for breweries and hospitality groups.
Real-Time Pour Monitoring Across Platforms
Draught Guardian needed a mobile application that could deliver real-time telemetry data from keg sensors to brewery and hospitality operators on both iOS and Android, with a unified codebase and intuitive data visualization.
- Cross-Platform Requirement: Delivering native-quality experience on both iOS and Android with a single Flutter codebase.
- Real-Time Data Visualization: Displaying live pour data, keg levels, and asset status in an intuitive mobile dashboard.
- Sensor Integration: Connecting mobile app to IoT keg sensors for real-time telemetry and pour event tracking.
Flutter Cross-Platform Mobile App
We built a Flutter-based mobile application that ingests real-time pour data from IoT sensors and presents it through clean, actionable dashboards for brewery operators and hospitality managers.
- Flutter Framework: Single codebase delivering native performance on iOS and Android with shared business logic and UI.
- Real-Time Dashboard: Live pour monitoring, keg level tracking, and alert notifications for loss prevention.
- Asset Management Module: Track keg inventory, service history, and technical maintenance across multiple locations.
Beverage Technology Development
We followed an iterative development process, building the sensor data pipeline first, then layering the mobile dashboards and asset management features.
Architecture Design
Designed the data pipeline architecture connecting IoT keg sensors to the mobile app via cloud APIs, with real-time sync and offline fallback.
Flutter App Development
Built core features including real-time pour monitoring, keg level tracking, alert notifications, and asset management modules.
Testing & Deployment
Tested across iOS and Android devices, optimized battery performance for always-on sensor connectivity, and deployed to app stores.
Key Features
Real-Time Pour Monitoring
Live tracking of every pour event from keg sensors, displayed in real-time on mobile dashboards.
Cross-Platform Flutter App
Single Flutter codebase delivering native-quality experience on both iOS and Android platforms.
Keg Asset Management
Track inventory, service history, and technical maintenance for keg assets across multiple hospitality locations.
Loss Prevention Alerts
Automated notifications for unusual pour patterns, keg tampering, and maintenance requirements.
Technologies Used
Mobile Framework
Backend & APIs
Platforms
“The Flutter mobile app gives our brewery and hospitality clients real-time visibility into every pour. NizSol delivered a seamless cross-platform experience that our operators rely on daily.”
Draught Guardian — Pour Monitoring Systems
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