iKlips miReader C is the best dual interface card reader with extended storage on the go as it touts Lightning on one side and USB-C on the other. Use it for capacity expansion, data backup, and sharing files between different devices. Whether you want to expand your phone's storage or directly transfer photos from your camera, miReader C is the way to go. Thanks to free universal iOS apps, you can do all these processes with no sweat. It supports multiple file formats and works well with iOS, Android, Mac, and PC.