Protects your private notes with a password. Notebook PEA is a self-decrypting archive, that will never store unencrypted text on your disk.


Locknote is described as 'Store your most valuable notes in a LockNote. Hide your everyday notes in a safe place. Application and document in one: the mechanism to encrypt and decrypt a note is part of it. Secure, simple, independent. No installation required' and is an app in the security & privacy category. There are more than 10 alternatives to Locknote for a variety of platforms, including Windows, Android, Linux, Mac and Web-based apps. The best Locknote alternative is Notebook PEA, which is both free and Open Source. Other great apps like Locknote are Milanote, CrocodileNote, CryptoTE and NPPCrypt.
Protects your private notes with a password. Notebook PEA is a self-decrypting archive, that will never store unencrypted text on your disk.


Milanote is an easy-to-use tool to organize your ideas and projects into visual boards.




Take simple text notes. You can put them into folders to create your own quick, easy and robust file structure.





A plain multiuser memo board with realtime support and client-side AES encryption to ensure your privacy not only on the transport way.



fSekrit is a small application for keeping securely encrypted notes. These notes are truly stand-alone; the editor program and your note are merged together into a tiny self-contained program file, bypassing the need to install a special application to view your data.


Swiftnotes is a note taking app that takes simplicity and speed to a whole new level.



Paranoia Text Encryption keeps your SMS, emails, social networking posts, notes and any other text safe from snoopers, hackers and prying eyes.




An android app for writing and storing AES-128 encrypted notes. Supports notes, checklists and even spreadsheets. It is the only app in play store offering multiple security options like password protection, pattern lock and pin lock.




Encrypted Notepad is a very simple to use application providing state of the art industrial-strength encryption to users who want nothing more than to store sensitive information in text documents. Users can be completely at ease in the security provided by Encrypted Notes...



I use this app on Windows and on Linux and it works great. Very simple, not bloated. There is an installer app and a portable version as well. No bells and whistles. Good appearance, easy on the eyes.