Masker is described as 'Program that encrypts your files so that a password is needed to open them, and then it hides files and folders inside of carrier files, such as image files, video, program or sound files. The strong encryption up to 448-bit and password protection makes the hidden' and is an app. There are more than 50 alternatives to Masker for a variety of platforms, including Windows, Mac, Linux, Android and iPhone apps. The best Masker alternative is TrueCrypt, which is free. Other great apps like Masker are Axcrypt, Windows BitLocker, Encrypto and Secure Folder.
[TrueCrypt is not exactly "Open Source", but the source is available. See the reviews to get more information.]
TrueCrypt is the most popular Windows, Mac & Linux alternative to Masker.
TrueCrypt is the most popular free alternative to Masker.
Offers robust file encryption with AES-256 for premium and AES-128 for free users, integrated password manager, intuitive interface, support for cloud storage, multilingual options, offline security, group management tools, and secure file deletion features.
Axcrypt is the most popular Android, iPhone & iPad alternative to Masker.
BitLocker Drive Encryption is a data protection feature that integrates with the operating system and addresses the threats of data theft or exposure from lost, stolen, or inappropriately decommissioned computers.
Windows BitLocker is the most popular commercial alternative to Masker.
Encrypto lets you encrypt files before sending them to friends or coworkers. Just drop a file into Encrypto, set a password, and then send it however you normally would — but this time with added security. It’s free for both Mac and Windows.
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...
Secure Folder is the most popular Android Tablet alternative to Masker.
File Lock PEA is the most popular Open Source alternative to Masker.
Seahorse is a GNOME application for managing encryption keys and passwords in the GNOME Keyring.
Delivers AES 256-bit encryption, instant password-protected file and folder locking, file hiding, shredding, online backup, USB drive security, audit trail, and stealth mode features, supporting documents, videos, images, and wallet details across drives.
SecretFolder is folder hider for home and office.
FEATURES
EncFS provides an encrypted filesystem in user-space. It runs without any special permissions and uses the FUSE library and Linux kernel module to provide the filesystem interface. You can find links to source and binary releases below.
LibreCrypt (formerly DoxBox) is an open-source disk encryption for Windows and the successor of FreeOTFE
Lightweight Windows software enabling batch locking and unlocking of multiple local folders to prevent unauthorized access, reading, or deletion; folders become inaccessible from File Explorer, command line, or network shares, ensuring privacy and security for user data.
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