AstraCrypt - is a free, powerful and open-source encryption app that has everything you need to keep your data safe and secure.
Cost / License
- Free
- Open Source (GPL-3.0)
Platforms
- Android
- F-Droid
Ukraine


Apps similar to OpaqueFiles include VeraCrypt, which is free and open source. Other options are Cryptomator, Rclone, TrueCrypt and Tresorit. You're spoiled for choice with File Encryption Software like OpaqueFiles: we list more than 50 alternatives for Windows, Mac, Linux, Android and iPhone.
AstraCrypt - is a free, powerful and open-source encryption app that has everything you need to keep your data safe and secure.


A GUI for Rclone, with additional features including batch file generation, auto cloud setup, and saved file/folder paths.




A simple right-click, you can encrypt files in seconds - without any prior technical knowledge.


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.



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.



Syncany is an open-source cloud storage and filesharing application. It allows users to backup and share certain folders of their workstations using any kind of storage, e.g. FTP, Amazon S3 or Google Storage.




A simple, modern and secure encryption tool (and Go library) with small explicit keys, no config options, and UNIX-style composability.
CryptSync is a small utility that synchronizes two folders while encrypting the contents in one folder. That means one of the two folders has all files unencrypted (the files you work with) and the other folder has all the files encrypted.



