SanDisk is one few companies trying to help users get around this problem. The iXpand Flash Drive does two major things: it helps you carry more data around than your iOS device(s) can store, and it helps you copy files to and from PCs and iOS devices without going through iTunes.

Well-designed app; Portable; Convenient for file transfers

Requires charging; Limited to USB 2.0 transfer speed; Awkward to handle an iPhone or iPad when plugged in

The SanDisk iXpand is a flash drive that allows OTG transfers between your computer and your iOS devices. It isn't just your ordinary USB OTG drive and has a few tricks up it's sleeve. Let's dive into our review to learn more about the device and how it performs.

T his is a little more than a simple USB 3.0/Lightening data transfer and storage device. Its first trick is packing a small battery into the unit, so extended use via Lightening won't need the iPhone or iPad's battery.

One of the problems most users have with their iOS devices is the limited storage. These devices don't have support for microSD cards and will fill up anytime soon. And with that happens you're forced to transfer your files to your PC which is a cumbersome thing to do.

The SanDisk iXpand Flash Drive is ten times expensive than other regular OTGs available in the market and the transfer speed is also not much higher, yet it offers more storage space.

Easy to operate; nice app

Limited file transfer; awkward to handle an iPhone or iPad when plugged in

This SanDisk iXpand Flash Drive is one of the best ways to add additional storage capacity to an iPad or iPhone. Find out how easy it is in this review.

Android users have always enjoyed expanding storage capabilities of their devices using either memory cards or USB drives. Apple, on the other hand, has never added an expansion slot on the iPhone.

+ Easy transfer to iOS devices; + Long Battery Life; + Nice App

- Large in Size

Using a iPad or iPhone you have grown to having fixed storage on these devices. They don't have expandable storage card slots like some android devices and you are pretty much stuck with what you have.

Thanks to the Lightning connector, you can't just plug a Micro-USB OTG drive into your iOS devices the way you can with Android phones and Windows tablets. You need a drive with the Lightning cable like the SanDisk iXpand , which is now available as a 128GB model, and with extra security options.

SanDisk's iXpand flash drive brings additional storage to your Apple iOS device, but is the performance it offers enough?