Secure Folder is described as 'Samsung Secure Folder lets you put to use the power of defence-grade Samsung Knox security platform to protect your files with a private, encrypted space on your phone. Apps and data moved to Secure Folder are sandboxed separately on the device and gain an additional layer of' and is an app in the security & privacy category. There are more than 50 alternatives to Secure Folder for a variety of platforms, including Windows, Android, Mac, iPhone and iPad apps. The best Secure Folder alternative is Shelter, which is both free and Open Source. Other great apps like Secure Folder are Axcrypt, Island, Hail and Windows BitLocker.
Some apps need or force storage permission : SeekPrivacy hides what they don’t need to see. Even if you grant all-files access, your private files stay invisible, but you can still access them normally.
A simple right-click, you can encrypt files in seconds - without any prior technical knowledge.
Protect your personal data with top secret file.
With top secret file you can keep your photos, videos, contacts, notes and bookmarks safe in your device.
You can either set a passcode or pattern to lock top secret file.
Keeping your personal data safe on USB Flash Drive doesn't have to be difficult. Free Password Protect USB Flash Drive Software can lock, hide, disguise and password-protect files, email attachments, and folders on your USB Flash drive of any brands, such as SanDisk, Lexar...
Hide images and videos directly from gallery and maintain files you hided which provides easy access to files. You can also change theme of locker.
Password-Protect, Encrypt and Lock Files from SD Memory Cards.
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This creates a folder and doesn't actually lock the content.