Question bank › Low-Level Design
Lld Low-Level Design Medium

Fitness Tracker Application

Design a fitness tracker application that enables users to log their workouts, track progress over time, and set fitness goals. The system should allow for different types of activities (running, cycling, swimming) and provide graphical representations of user data. Consider how users can share their progress with friends.

Key concepts

inheritancedata analysisuser interface

Practise this out loud — free

Start a mock interview on THIS exact question — a voice AI interviewer opens with it, pushes back like a real onsite, then hands you an instant scorecard.

🎙 Practise this question now
Part of InterviewLab's verified interview question bank. We show the prompt and concepts to practise with — never a copy-paste solution.