Types of USB flash drives that are compatible with the Apple iPad include the iXpand and iStick. The iXpand is manufactured by SanDisk, while the iStick is part of Sanho Corporation's line of mobile accessories under the Hyper brand.
SanDisk's iXpand flash drive is designed to work not only with the iPad but also with Windows-based systems and other popular Apple products, including iPhones and Mac computers. The iXpand is equipped with both Apple Lightning and USB connectors that ALLOW users to share or transfer data between devices. Other features include automatic data backup, a high transfer rate, password protection and direct playback of media files from the flash drive. As of 2015, the iXpand comes in four variants based on storage capacity: 16 GB, 32 GB, 64 GB and 128 GB.
The Hyper iStick is marketed as the world's first thumb drive with a built-in Apple Lightning connector. This portable device allows users to conveniently transfer audio and video files, images and documents between iPads, iPhones, iPad touches and computers in a secure manner. The iStick also allows direct playback of music and video data encrypted in various file formats, including .mp4, .mpg, .mkv, .mov, .wmv, .wav, .aac, .m4a and .mp3. As of 2015, the iStick is available in black and white and comes in five models based on storage capacity: 8 GB, 16 GB, 32 GB, 64 GB and 128 GB.
PNY Technologies also offers consumers the DUO-LINK On-the-Go USB flash storage device. This thumb drive includes similar features as the iXpand and iStick.