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Case Study
3 min read
Propiler Equipment Organizer

A Next-Gen NFC-Powered Gear Management App for Filmmakers and Professionals

We built an NFC-powered cross-platform equipment organizer app for CRDBAG, enabling professionals to catalogue gear, assign it to virtual containers, scan NFC tags, and build packlists for shoots and expeditions with real-time cloud sync.

Industry
Media & Entertainment
Services
Mobile Development, Backend Architecture, NFC Integration, Supabase Realtime Sync

Introduction

CRDBAG — a global brand trusted by filmmakers, photographers, and gear-intensive professionals — wanted to bring their physical organization system into the digital world.

Their customers needed a modern way to catalogue equipment, track bags and pouches, and use NFC tags to instantly view or update gear.
 

The goal was to create a mobile-first, cross-platform organizer app that mirrored real-world workflows while introducing smart digital automation.

The Challenge

Building Propiler required solving several mission-critical challenges:

  • Designing a tree-view hierarchy for nested containers and equipment.

  • Enabling real-time sync for constantly changing inventories.

  • Implementing NFC workflows for scanning, attaching, and identifying gear.

  • Creating packlists that adapt instantly when containers or items change.

  • Ensuring offline usability with fast caching for remote field environments.

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Our Approach

We engineered a robust mobile MVP using Flutter + Supabase:

Container-Based Inventory System

Real-time tree structures for bags, pouches, and cases.

NFC Tag Integration

Scan, assign, and retrieve gear instantly

Smart Packlists

Build packing workflows that prevent forgetfulness

Secure Authentication

Google/Apple SSO via Supabase Auth.

Realtime Sync

Hierarchy updates propagate instantly across devices.

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Build premium digital products that blend physical and digital experiences

Whether you’re creating NFC-enabled tools, inventory systems, or real-time mobile apps — 7Span can help you launch faster and smarter.

The Impact

+68%

Faster Packing Time with NFC-powered packlists, reducing manual checking during shoots.

+52%

Increase in Organizational Accuracy with real-time syncing, minimizing forgotten or misplaced gear.

3x

Faster Gear Retrieval with NFC scans instantly identifies the correct item or container.

100%

Sync Reliability with Supabase real-time updates, ensuring consistent inventory across devices.

India (HQ)

201, iSquare Corporate Park, Science City Road, Ahmedabad-380060, Gujarat, India

+91 77 97 977 977
Canada

24 Merlot Court, Timberlea, NS B3T 0C2, Canada

+1 902 789-0496

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