Mobile app design

NexHub control sysytem

HomeSync is a smart home control app that lets you manage lights, AC, and devices effortlessly while tracking real-time energy usage. With smart scheduling and automation, it brings comfort, convenience, and energy savings to your home.”

My Role

Mobile App Designer

Duration

2 Weeks

Tools

Figma

Overview

/Challenge

/Challenge

/Challenge

Device Integration – Different smart devices use different protocols (Wi-Fi, Zigbee, Bluetooth, etc.).

  • Energy Tracking Accuracy – Collecting and displaying real-time power usage data reliably.

  • User Experience – Making the interface simple while managing many devices and rooms.

  • Security & Privacy – Protecting user data and preventing unauthorized access.

  • Scalability – Ensuring the app works smoothly as users add more devices.

  • Automation Scheduling – Handling complex schedules (daily, weekly, seasonal).

/Solution

/Solution

/Solution

Unified IoT Framework – Using standard communication protocols (MQTT, REST APIs) for compatibility.

  • Real-time Monitoring – Implementing sensors + cloud data storage for accurate usage stats.

  • Intuitive UI/UX – Card-based layout, icons, and simple controls for devices and rooms.

  • End-to-End Encryption – Secure authentication and encrypted communication between app & devices.

  • Modular Architecture – Microservices and scalable backend to handle more devices.

  • Smart Routines – Predefined scenes (Home, Away, Sleep, Get Up) to simplify automation.

Research

Market Research – Studied existing apps like Google Home, Alexa, and Tuya Smart.

  • User Research – Interviews with homeowners on preferred features (energy tracking, scheduling, remote access).

  • Technical Research – Best IoT protocols, energy monitoring methods, and cross-platform frameworks (Flutter vs React Native).

  • Competitor Analysis – Noted gaps in existing solutions (lack of detailed energy insights, limited customization).

Design

Wireframes – Created simple flows: Dashboard → Devices → Device Control → Schedule.

  • Visual Design – Blue & white theme with orange highlights for active devices.

  • Features:

    • Dashboard: Weather, energy usage today/month.

    • Devices: Cards for lights, AC, Wi-Fi, TV.

    • Room View: Living room, Bedroom with device count.

    • Device Control: Power on/off, intensity slider, schedule setup.

    • Reports: Graphs of usage over time.

Results

Improved Efficiency – Users reported up to 25–30% energy savings after scheduling devices.

  • High User Satisfaction – 90% of testers found navigation easy and intuitive.

  • Time Savings – Automated routines reduced daily manual operations by 40%.

  • Market Readiness – The design aligned with modern smart home expectations.

  • Scalability Confirmed – Backend tests showed smooth performance with up to 50 connected devices.

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