You may also check out SDelete and SDelete Pro, which offer similar secure deletion and permanent erasure of files on Android devices. It also lets you wipe data from writable storage devices (for e.g., SD cards, Hard Disks, USB flash drives etc.) other than your phone’s Internal Storage. Currently I use a combination of PrivaZer and Eraser to shred files and delete free space on PCs, Hardwipe and DBAN to shred hard drives, and Shreddit on mobile. It also integrates with other native and third-party apps via the Share menu just select the specific files and folders in your favorite file manager app and Share them to AndroShredder for secure deletion.Īpart from that, AndroShredder also lets you schedule tasks such as wipe, shred, clear clipboard, etc., to run at a specific interval in the background. This at least gives you an added layer of security in that even if the files were somehow stolen by the shredding software, they would be virtually inaccessible because of encryption. Other than the basic shredding functionalities, the app can also act as a file manager, with the ability to preview media files and documents. It, however, does not specify any algorithm name that it uses for permanent deletion of files. so that they cannot be recovered by data recovery tools. In both cases, the data that was previously deleted is destroyed and rendered unrecoverable, as, not only was it marked for deletion in the first place, but also the actual data in the storage location is overwritten by random junk data.ĪndroShredder is yet another Android app that lets you to permanently wipe free space on your device, as well as shred confidential images, videos, documents, etc. Thus, this process is a lot quicker compared to the first method and is useful if you just want to securely delete some sensitive files, while keeping other files and settings intact. Only, instead of writing random data to fill up the remaining free space, it is restricted to the specific file or folder location. Here too, a similar principle is applied. It is particularly useful if you’re performing a factory reset on your device, and preparing to sell off or give it away to another person.Īlternatively, some apps allow you to selectively shred particular files and folders. This process can take longer depending on the read/write speed of the storage device. File Shredder is pretty good but I prefer Eraser because it has plenty of features to select when, where, and what you want shredded/wiped. Protect your privacy with this easy to use file shredder hard drive eraser that will erase data so it cant be recovered. Later on, the random data is wiped to reclaim free space. The principle behind permanent/secure deletion is to fill the entire available free space (hence forcing the storage sectors on your device to overwrite the deleted data) with random data. How permanent or secure deletion works on Android
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