Transform your iPhone into a portable storage device. Easily manage local and cloud files, transfer them wirelessly or via USB, and share them securely. Supports a wide range of file formats for seamless viewing and organization.




10+ similar apps compared and reviewed
Whether you want more options like i4Flash or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.




Transform your iPhone into a portable storage device. Easily manage local and cloud files, transfer them wirelessly or via USB, and share them securely. Supports a wide range of file formats for seamless viewing and organization.



Access and manage files on USB drives directly from your Apple device. Stream music, watch videos, and view photos stored on your USB flash drive. It also facilitates photo synchronization.



Easily manage all your files on iOS devices. Backup contacts and camera roll, play media, and preview documents and images. Supports a wide range of file formats for seamless transfer between devices.


Transform your iOS device into a portable USB drive. Easily transfer files between your device and computer via Wi-Fi or iTunes. Browse, play, and edit various file types directly on your phone or tablet.


Easily manage all your files on iOS devices. Transfer documents, photos, music, and videos between different devices and platforms. Offers backup for contacts and camera roll, and supports a wide range of file formats.


Manage files on a dual-connector USB drive. Seamlessly transfer data between your iOS device and Mac/PC, back up photos and contacts, and enjoy direct playback of media files. This app unlocks the full potential of your external storage solution.


This app enhances the functionality of a specific external storage device, offering features like file management, automatic backups, and enhanced camera capabilities. It provides robust security and seamless integration with cloud services for easy access and data protection.


Expand your Apple device's storage by backing up photos, videos, and contacts to an external device. Capture media directly to external storage and transfer files between devices, including non-Apple ones. Enjoy media stored on your external drive.


Easily manage files on a USB drive connected via a wired connection. Back up and restore photos and contacts directly to and from the USB drive without needing a network connection.


Manage files directly on a USB drive connected to your iOS device or computer. Browse documents, play music and movies, and transfer files seamlessly. Backup photos and contacts from your iOS device for easy access and storage.