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10 Best SD Card Reader Apps for Android and iOS – Boomzi

If you have an SD card and you want to connect it to your system, you can’t join it directly. You need an SD card reader to attach a memory card with your personal computer. Similarly, for connecting an SD card with a mobile phone, you need an SD card reader and OTG device.

If you want to explore the data of your SD card and USB device properly, you need a specific application for such a purpose.

What is SD Card Reader App?

There are many applications created to access and manage data from microSD cards and USB flash drives. These applications are known as SD Card Reader applications.

They help people to manage files and folders of external drives. These applications make them a part of external memory, and you can quickly transfer data from one memory to another one.

Best SD Card Reader Apps for Android and iOS

Here is the list of Best SD Card Reader Apps that provides all essential tools for managing external devices on a smartphone.

1. SD Card Manager For Android & File Manager Master

It is an exciting application for managing and searching for the SD Card. A user can search SD card, create files, create directories, move, copy, share, rename, and delete files instantly. It includes support for image viewer and manager, video watching and manager, a file manager for your device, applications manager and audio player and manager.

A user can easily manage photos, applications, ringtones, and video clips. It can manage memory cards with different storage spaces. The program helps the user to change interface and color of the app, show hidden files and folders, access history, view file formats, and locations, detect file with match program, and detect file format.


  • Display hidden files
  • Manage SD cards


  • Change color and interface
  • Access history


  • Need modifications

Download: SD Card Manager For Android & File Manager Master for Android

2. [root] StickMount

StickMount is a fast application created for Android devices that allow users to remove USB flash drive safely from your smartphone. The program can work properly with Ice Cream Sandwich 4.0 and Honeycomb 3.1+. The program utilizes a USB2go cable to attach a USB drive to your smartphone.

It provides you the option to mount and unmount the flash drive safely. The latest versions of Android mobiles contain a USB port where you can install a USB stick. This application is beneficial to mount and dismount the USB stick on your smartphone. This program helps you to manage files of your SD card and USB flash drive easily.


  • USB stick
  • Mount and unmount USB drives


  • Work fast
  • Manage Cards


  • Limited features

Download: [root] StickMount for Android

3. AParted ( Sd card Partition )

AParted is an SD Card Reader application that facilitates users to generate partitions and manage them in your USB device or SD card. You can create a swap partition to insert more RAM to your system. It works properly with all versions of Android devices. It will remove your data from the SD card if you don’t work with it properly.

This program is especially for advanced users who have previous knowledge of such applications. It helps you to convert your external memory to internal memory and increase your RAM to boost up mobile performance. Make partitions of SD cards and secure data in case your SD card gets corrupted.


  • Make Partition of external storage
  • Convert external to internal memory


  • Increase RAM
  • For Advanced users only


  • Some bugs
  • Many ads

Download: AParted ( Sd card Partition ) for Android

4. Solid Explorer USB OTG Plugin

Solid Explorer is a nicely designed application that allows you to manage data of card readers and USB drives. This application only supports Nexus devices with USB host capabilities. Supported file systems of Solid Explorer are exFAT, FAT32, and NTFS. The app can harm the device if you do not work correctly with it.

So make a backup of your important files before using it. It can read and access data from USB drives and SD cards. The application allows you to run media like play videos and music using third party players. The program also supports hard drives attached to the power supply. However, it does not work with GoPro’s.


  • Read and access files
  • Media streaming


  • Support multiple drives
  • Read SD cards


  • May break file system

Download: Solid Explorer USB OTG Plugin for Android

5. EXIF Viewer by Fluntro

EXIF Viewer is a beautiful program that contains iMessage App, recent Photo’s EXIF Widget, and photos extension. The application has the possibility to read and view data from SD cards. The application can show EXIF metadata and remove EXIF metadata like photos GPS locations.

It shows EXIF tags like focal length, shutter speed, time stamp, lens model, camera model, file name, shutter count and aperture. You can also select your preferred date formats and hide images without EXIF metadata. You can navigate between previous and next images by swiping left or right. The program supports 3D touch and provides the option to share pictures.


  • SD card Reader
  • Remove EXIF metadata


  • Display EXIF metadata
  • Show EXIF tags


  • Limited SD card tools


  • Pro: $2.99

Download: EXIF Viewer by Fluntro for iOS

6. EzyMount

EzyMount is an advanced application that contains a free USB Mount Widget. The program has the aim to mount MicroSD cards and USB devices. It includes customization options and necessary tools that provide no difficulty with file size limitations, file formats, or permissions.

It provides read and writes support for Ext2, Ext3, Ext4, and NFTS. The applications offer 1-click mounting widget and automatic USB Device mounting. The application consists of multiple features like UMS handling, MTP handlings and facilitates you to mount ten numerous partitions and devices. Work correctly with the internal and external storage of your smartphones and tablets.


  • NTFS reading and writing
  • USB Mount Widget


  • MicroSD card reader
  • Customization options


  • Don’t work properly

Download: EzyMount for Android

7. USB Photo Viewer

USB Photo Viewer, also known as Nexus Photo Viewer helps you to see the RAW and JPEG images from an SD Card or USB flash drive. It works appropriately with Pixel, Nexus, and other Android devices. A USB Flash Drive, SD Card, USB Card Reader, and a USB OTG cable is necessary for its working.

If you are connecting an external hard drive with your smartphone, you should connect it with an external power supply. Don’t ever try to attach an unpowered hard drive with your smartphone. It provides three new tools like OTG Troubleshooter, File manager, and Photo manager.


  • File manager
  • Photo manager


  • OTG troubleshooter
  • Connect the external hard drive


  • Can’t copy or move images

Download: USB Photo Viewer for Android

8. USB OTG File Manager Trial

USB OTG File Manager Trial is a trial version of the application provided by Nexus. The program can correctly test all features on your USB device instantly. However, this platform does not allow to view or copy data. You can use an NTFS or FAT32 filesystem to view and copy data from a USB mass storage device.

You can manage files of USB storage devices like delete files, add directories, and edit filenames. Besides, you can also manage data present in the internal memory of your smartphone. The app is designed to work with Nexus products like Nexus 5, Nexus 6, Nexus 7, Nexus 9, and Nexus 10.


  • OTG file manager
  • Open and copy files


  • Manage external storage
  • Manage internal storage


  • Few errors

Download: USB OTG File Manager Trial for Android

9. OTG Disk Explorer Pro

OTG Disk Explorer Pro allows you to view and manage card readers and USB flash drives from Nexus 7 and Nexus 10 tablets. You have to connect your flash drive using an OTG cable and attach it to your smartphone. Open the app to view all data in your USB drive. Besides, you can work with them using advanced app-editors or viewers.

The program is supporting the FAT32 disk format currently. Before installing this application, you need to install OTG Disk Explorer Lite to check the working of your flash drive and device. You can their customer care team if you are having some issues.


  • Read SD cards
  • Read USB flash drives


  • OTG cable is necessary
  • Work fast


  • Stopped working sometimes

Download: OTG Disk Explorer Pro for Android

10. SanDisk Memory Zone

ZoomIt is an SD Card reader application that allows the user to manage content on your smartphone. A user can access and move files from one place to another one. He can access data from a microSD, phone, or cloud. Timeline searching or geo-tagging helps you to search for files across multiple storage locations.

Clean up space from chat apps and moves data to a microSD card or SanDisk Dual Drive. It collects all your photos and files from different devices and cloud services and places them on one spot for a comfortable arrangement. Delete extra files of different apps and make back up of your essential data.


  • Search files
  • Back up files


  • Arrange data
  • Move files


  • Few bugs

Download: SanDisk Memory Zone for Android

The Verdict

Overall, these applications work perfectly to fulfil all of your expectations. You can read and access files from external devices, view pictures and check videos, and transfer data between different places.

Make it part of internal memory and increase the size of the RAM. They put all files and folders in a single location, and you can perform all actions of your requirement.

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