PortfolioFITBAG

FITBAG

BLE smart boxing system • Real-time punch tracking
IoT + Bluetooth + Mobile App

A smart boxing bag sleeve with embedded sensors that tracks punch count, speed, and power via Bluetooth Low Energy, syncing to a mobile app for workout analytics and gamification.

FITBAG

Quick Facts

Platform
iOS (Swift), Android (Kotlin)
Status
Shipped & Delivered
Project Type
IoT

Overview

A smart boxing bag sleeve with embedded sensors that tracks punch count, speed, and power via Bluetooth Low Energy, syncing to a mobile app for workout analytics and gamification.

Key Highlights

BLE smart boxing system • Real-time punch tracking

Full-stack product development

Production-ready delivery

The Challenge

The technical and business problem we needed to solve

Design a wearable sleeve for boxing bags with BLE sensors, firmware for punch detection, and mobile apps that provide real-time feedback during workouts—all while maintaining low power consumption and reliable connectivity.

What We Built

End-to-end product development and delivery

Hardware sleeve with accelerometer + gyroscope sensors

Firmware (embedded C) for punch detection and BLE communication

iOS and Android apps with real-time BLE data streaming

Punch analytics engine (speed, power, consistency)

Workout gamification (challenges, achievements, leaderboards)

Cloud backend for workout history and social features

Battery management system (6+ hour battery life)

Technology Stack

Modern, reliable technologies chosen for performance and scalability

Backend

Node.jsExpressSocket.ioREST API

Mobile

iOS (Swift)Android (Kotlin)CoreBluetoothAndroid BLE APIs

Databases

MongoDBRedis

Infrastructure

AWSCloudWatch

Hardware

BLE 5.0 moduleAccelerometerGyroscopeLi-ion batteryARM Cortex-M
Proven Results

Results & Impact

Real metrics from a shipped product in production

Sub-50ms latency from punch to app display

99%+ punch detection accuracy

6+ hour battery life per charge

Used by gyms and home fitness enthusiasts

Featured in fitness tech reviews

Download the App

Available on iOS, Android, and Amazon

Need BLE hardware + firmware + mobile apps? We've built connected fitness products.