Traveling without a computer, needs a compact hub to transfer files directly from SD card to SSD via phone, without intermediate steps.

Existing USB-C hubs have unnecessary ports and are too bulky; need a minimal hub with just essential ports to enable direct SD-to-SSD transfer via phone.

Severity

3Medium

Willingness to Pay

implied

Added

Apr 23, 2026

Workarounds Described

uses phone as intermediary to transfer SD card to SSD
searches for compact USB-C hub but finds only bulky ones with many extra ports

Implied Software Gaps

Direct file transfer app that orchestrates SD card to external SSD via USB-C hub without intermediate storage on phone

App Concept

PocketBridge Pro

A ultra-portable USB-C hub with only essential ports (one USB-A, one USB-C, SD/Micro SD, HDMI) enabling direct file transfer from SD card to external SSD without intermediate steps. Designed for creators on the go who need a compact, no-frills solution.

Key Features

Minimal port selection: 1 USB-A, 1 USB-C PD, SD/Micro SD combo slot, 1 HDMI
Ultra-compact design (fits in pocket)
Supports direct SD-to-SSD transfer via smartphone or tablet
Optional companion app for file management and transfer progress

Target Users: Solo content creators, photographers, and videographers who need to offload SD card files to external SSDs while traveling without a laptop.

Revenue Model: $49.99 one-time hardware purchase with optional $2.99/mo app subscription for advanced file management

Existing Solutions Mentioned

phone as intermediaryUSB-C hub with extra ports

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