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TracStar Home Screen Mockup

Mobile Design

TracStar

TracStar is a smart insole system designed to prevent lower-limb injuries in athletes by using real-time movement data and AI-powered insights. I created a mobile app prototype to visualize how users—primarily athletes and their supporters—interact with the data gathered from the insole and use it to make safer, more informed training decisions.

Timeline

Jan - Mar 2025

Tools

Figma, Canva

Role

UI/UX, Logo Design

Problem Statement

Traditional insoles only provide comfort—not prevention.

Athletes are prone to lower-limb injuries, and there’s a lack of accessible tools to track fatigue or detect harmful movements before injuries occur.

Goals

  • Design a clean, intuitive app for syncing smart insole data

  • Help athletes understand and act on injury risk in real time

  • Prioritize usability based on mentor/team feedback

Key Features

Feature
Purpose
Home Dashboard

Daily summary, injury risk level, quick access to insights

Data Sync Page

Seamless transfer from insole to app

Movement Analysis

Live metrics like stride, pressure, balance

AI Coach

Real-time feedback (e.g., “You’re landing too hard”)

Training Recommendations

Personalized drills and recovery tips

Design Principles

  • Simplicity over complexity: Prioritized clean layouts with only the most essential features

  • Feedback-first: Built for actionable insights, not just numbers

  • Functional visual hierarchy: Important data surfaces first; deeper insights available on tap

Why I Made This Prototype

While there are many tools focused on injury recovery, I wanted to address the gap in injury prevention—especially in high-impact, land-based sports. My prototype focuses on clarity, functionality, and ease of use, reflecting real team and mentor feedback that emphasized simplicity over clutter. This design prioritizes essential features like syncing data, analyzing movement patterns, and receiving real-time AI feedback to help athletes proactively adjust their technique.

Why This Prototype Matters

Injury prevention tools should be proactive, not reactive.

This project gave me the opportunity to merge health tech and user-centered design to create something athletes—and even parents—could trust. With a focus on real-time guidance, I designed TracStar’s interface to deliver value in the moments that matter most.

Key Features I Designed

  • A clean dashboard showing injury risk and activity summaries

  • A data syncing flow between insole and app

  • Live movement analysis with imbalance detection

  • Real-time AI coaching feedback to help prevent injuries

  • Personalized training tips and recovery suggestions

Logo Design

tracstar logo (white background)
Tracstar Logo (Black Background)

Prototype Previews

TracStar Prototype Preview

Get in Touch!

Find Me...

🔗 On Linkedin

☕ Currently exploring new matcha spots
🎨 Designing with empathy & curiosity
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© 2025 by J. Tjia

 

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