Best Otg USB Apps

234+ iOS apps curated and reviewed

3.5 avg rating

19 free apps

Updated October 2026

If you already know OTG Flash Pro, this is the deeper bench. 234+ otg usb apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.

Compare top Otg USB Apps (October 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	OTG Flash Pro	Free	—	No	No	May 2026
2	iUSB Drive	Free	2.6★ (92)	No	No	Jul 2026
3	Usb Transfer	Free	—	No	Yes	May 2026
4	uDisk	Free	4.3★ (233)	No	Yes	Oct 2026
5	SANDISK	Free	4.7★ (23K)	No	No	Oct 2026
6	i-FlashDevice HD	Free	2.1★ (419)	No	No	Oct 2026
7	USB Soy Checkoff	Free	5.0★ (1)	No	No	May 2026
8	USB Enable	Free	—	No	No	May 2026

Top Picks for Otg USB

#1

OTG Flash Pro by 裕雨程

Editor's Choice

0.0(0 ratings)

Free

OTG Flash Pro screenshot 1

OTG Flash Pro screenshot 2

OTG Flash Pro screenshot 3

OTG Flash Pro screenshot 4

#2

iUSB Drive by 平陈

Strong Contender

2.6(92 ratings)

Free

iUSB Drive screenshot 1

iUSB Drive screenshot 2

This app allows you to manage files on a dual-connector USB drive. It enables file transfer, backup, and direct playback of media on iOS devices and computers.

#3

Usb Transfer by Changsha Fugui Bamboo Network Technology Co., Ltd.

Photo Video File

Worth Considering

0.0(0 ratings)

FreeIn-App Purchases

Usb Transfer screenshot 1

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Usb Transfer screenshot 4

More Otg USB apps to explore

File Management Tools

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.

Use iOS device as USB diskWi-Fi file transferiTunes File Sharing

free with in-app purchases

Easily back up, manage, and protect your digital content. Organize files, free up space by transferring to compatible storage, and secure important memories with password protection.

Organize files with an intuitive interfaceBrowse photos and videos in timeline or grid viewsFree up space by transferring files

📊 Productivity

i-FlashDevice HD

i-FlashDevice HD

i-FlashDevice HD

by ShenZhen 0101 technology Co.,Ltd

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.

Connect to USB driveFile managementPhoto album backup

USB Soy Checkoff

USB Soy Checkoff

USB Soy Checkoff

by Osborn & Barr Communications, Inc.

Stay informed about the United Soybean Board (USB) with news updates, event management, and podcast access. Connect with fellow members and access recorded meetings. Receive timely notifications for important announcements and events.

Latest USB news updatesEvent schedule managementListen to USB Podcasts

by IO SHOP CO., LTD.

by Shenzhen Cheng'an Innovation Technology Co., Ltd.

This tool simplifies device firmware upgrades by embedding upgrade program files. It requires no complex user operations and is designed for easy use with companion hardware.

Embedded upgrade program filesSimple user interfaceNo complex operations required

United Soybean Board App

Wave-USB Player

Wave-USB Player

Wave-USB Player

Multi-Channel Wave File Player

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.

Open USB Flash Drive filesStream musicWatch videos

by Electronic Communications Network (Pty) Ltd

This application connects to WIFI image transmission equipment, enabling wireless image data transfer between cameras and iOS devices. It allows for real-time, free transmission of visuals from anywhere, anytime.

WIFI image transmissionWireless connection to iOS devicesReal-time image data transfer

Family Money Management System

This app teaches children and teens financial literacy through chores, earning, and managing money. Parents can approve transactions, and kids can learn about saving, spending, donating, and investing with a prepaid card option.

Chore and allowance trackerTeach easy investingLearn to spend wisely

OTPx – Secure OTP Sharing

OTPx – Secure OTP Sharing

OTPx – Secure OTP Sharing

Make the best of every trip!

Mobile Mouse USB Remote

Mobile Mouse USB Remote

Mobile Mouse USB Remote

USB Mouse Touchpad Keyboard

Transform your iOS device into a versatile USB mouse, keyboard, and remote. Connects directly via Bluetooth to a separate dongle, offering reliable offline control for various devices without needing Wi-Fi or companion software.

USB mouse, keyboard, and touchpad functionalityDirect Bluetooth connection via USB dongleWorks offline without Wi-Fi or companion software

by Sr Technology Co., Ltd.

FAQ about Otg USB

Are there free otg usb apps for iPhone?

Yes — 19 of the top otg usb apps we rank are free to download, including OTG Flash Pro and iUSB Drive.

Does OTG Flash Pro have ads or in-app purchases?

OTG Flash Pro has no ads and has no in-app purchases, according to its App Store listing as of October 2026.

How many otg usb apps are on the App Store?

We track 234+ otg usb apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.