About this app

Worried about data restore after deleting it? Use DFS File Shredder: Permanent Delete Data
DFS File Shredder is a data shredding application which provides secure file deletion and secure free space erasing from your Android device. The file remover app allows you to secure delete everything in one tap or you can choose to delete folder and files.
Shredding is the only digitally possible method to permanent delete data from a device. Traditional data removing methods like deleting, formatting and flashing will not entirely remove the data from a device, instead they will just hide this data and make it inaccessible. But these hidden data can be accessed by anyone using data recovery software.
Data recovery softwares are very cheap and available to anyone. Which makes the possibility of someone else accessing the data, that you already removed, even greater. Delete unwanted files and free up space on your mobile device.
With DFS File Shredder in your arsenal, you don't have to worry about unauthorized or unlawful recovery of your personal data. Once shredded using this file remover app, that data is gone for good and gone forever. Secure delete everything instantly.
Here is how this file remover app works. It takes just a few simple steps to securely erase content such as files, folders, photos, other file types making it impossible to recover any deleted files through forensic tools and file recovery tools.
DFS Shredder comes with 11 unique algorithms to to delete folder & files, each being better than the other. And the 11th one, Gutmann algorithm, being the most efficient that it can't be recovered even in a forensic laboratory under the supervision of most trained technicians in the world.

ALGORITHMS USED TO ERASE CONTENT
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1) British HMG IS5 Baseline
This method shred files one time. This is the quickest method to secure delete everything.
2.) NSA 130-2
This method shred files 2 times and there is one final pass to verify shredding.
3.) Russian GOST p50739-95
This method delete unwanted files 2 times using Russian gost algorithm and verifies shredding by reading one time.
4) US DoD 5220.22-M
This method shred files 3 times and there is one final pass to verify shredding by trying to read from shredded location.
5) US Army AR380-19
This method shred files 3 times using US Army algorithm and there is one final pass to verify shredding by trying to read from shredded location.
6) US Air Force 5020
This method shred files 3 times using 1's, 0's & a random character. There is one final pass to verify shredding by trying to read from shredded location.
7) US DoE M205.1-2
Erase content 7 times using random characters and verifies shredding by reading one time.
8) Canadian OPS-II
This method shred files 7 times using 0,1 & a random character and verifies shredding by reading one time.
9) German VSITR
This method shred files 7 times using 0, 1 & 10 and verifies shredding by reading one time.
10) Bruce Schneier
This method delete folder & files 7 times using random characters and verifies shredding by reading one time.
11) Gutmann
This method shred files 35 times.

Features of DFS File Shredder: Permanent Delete Data
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* Find and erase content like media files and documents easily
* Shred multiple files and folders in one go
* Instant Shredding option available : select multiple files from gallery/File manager and go to Share > Shredder
* Wipe free disk space to prevent data restoration
* Shred external storage devices connected to your phone
* Permanent delete everything on device in one go.
(This will also shred the memory device connected to your android device)
* Select shredding algorithm
* Set a secure PIN for the app

New features

Bug fixes and enhancements
- "Lost free space" issue fixed

App Permissions

Allows applications to open network sockets.
Allows an application to read from external storage.
Allows an application to write to external storage.
Allows applications to access information about networks.
Allows read only access to phone state, including the phone number of the device, current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device.
Allows access to the vibrator.
Allows access to the list of accounts in the Accounts Service.
Allows an application to receive the ACTION_BOOT_COMPLETED that is broadcast after the system finishes booting.
Allows using PowerManager WakeLocks to keep processor from sleeping or screen from dimming.