The best Disk Encryption alternative to Cryptomator is VeraCrypt, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Cryptomator and ten of them are Disk Encryption Tools so hopefully you can find a suitable replacement. Other interesting Disk Encryption Tool alternatives to Cryptomator are TrueCrypt, File Lock PEA, zuluCrypt and Steganos Privacy Suite.
Ensure your data's security by encrypting entire partitions, storage devices, or system drives with VeraCrypt. Benefit from transparent and automatic real-time encryption, hardware acceleration on modern processors, and robust security algorithms that are resistant to brute-force attacks.
[TrueCrypt is not exactly "Open Source", but the source is available. See the reviews to get more information.]
zuluCrypt is a free hard drives encryption, supports PLAIN dm-crypt, LUKS, TrueCrypt, VeraCrypt, and Microsoft’s BitLocker volumes. Currently Linux only.
Tella is a mobile app designed to protect human rights defenders, advocates, and journalists by encrypting and hiding their sensitive data and safely uploading it to their organization's server.
DVCrypt PRO is a versatile software package designed to meet the needs of individuals and businesses wishing to prevent data theft. Data encryption is essential for enhanced cybersecurity, limiting access to only those with the keys and providing a strong defense against...
The AVGVSTO project by Roy Merlo and RPX is an open-source advanced encryption tool developed in Python. It is designed to protect sensitive data by physically binding it to an authorized USB drive, making decryption possible only when the device is connected.
This app eases the use of mounting (loading) encrypted partitions (also called Volumes), a disk drive may consist of several of those areas, usually represented by a drive letter.
Perfecto Encryptor will encrypt your data fast and securely! This unique program will help you to keep any of your files and folders in encrypted form. And only you will can decrypt your files.
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Veracrypt is a program for creating an encrypted container in which you can hide files protected by various encryption algorithms. It is excellent and extremely useful, but not for syncing files to the cloud because files you change inside the veracrypt container won't be seen to change by an external sync program. Veracrypt addresses a different need to Cryptomator.