FitPulse Fitness Tracker
AI-powered fitness app with personalised workout plans, calorie tracking, Apple HealthKit integration, and subscription billing.
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Project Specs
Technology & Details
Platform
iOS & Android
Flutter (Dart)
Timeline
10 weeks
Build Duration
Investment
$11,500
Project Cost
Completed
2025
Year Delivered
Technology Stack
Core technologies used
App Scope
Platform coverage & scale
Framework
Flutter
Platforms
iOS & Android
Screens
38 screens
Category
Health & Fitness
Project Overview
About This Project
FitPulse wanted to compete with MyFitnessPal by adding AI-generated workout plans. We built a Flutter app with an onboarding quiz feeding a GPT-4 API to generate custom 12-week plans, full calorie and macro logging, Apple HealthKit and Google Fit integration, and a RevenueCat subscription paywall.
What We Built
Key Features
Deliverables
Everything We Delivered
Onboarding Quiz
8-step quiz captures fitness goals, level, and schedule — feeds AI plan generator.
AI Workout Plans
GPT-4 generates a personalised 12-week plan with sets, reps, and rest times.
Nutrition Logger
Barcode scanner + manual entry for calories, protein, carbs, and fat.
Health Integration
Two-way sync with Apple HealthKit and Google Fit for steps and heart rate.
Subscription System
Free tier (3 workouts/week) and Pro tier (unlimited) via RevenueCat.
Progress Tracking
Weight graph, body measurements, and photo comparison over time.
Share This Case Study
The AI plan generator is what sets us apart. Users get a plan tailored to them in seconds. We hit 5,000 downloads in our first month purely from word of mouth.
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