3.1

- Password Vault: Added search function.
- Password Vault: New item type "KEM Key Pair"—KEM management for CRYSTALS-Kyber algorithm.
- Password Vault: Updated data format (version 4).
- More: changelog

3.0

- File Encryptor: Updated file encryption data format (version 4). If you use S.S.E. File Encryptor for PC (Windows, Linux, macOS, etc.), please update the application to the latest version (15.0 or later). Backward compatibility is ensured.
- Pro Version: Added new algorithm Paranoia C4 2048bit (a cascade of Threefish–Serpent–AES–SHACAL2).
- Updated application target API (level 30) and Google Play API.

2.3

- Text Encryptor: Replaced Copy/Paste buttons with Import/Export buttons providing more options.
- File Encryptor: Added notifications for encryption/decryption procedures.

2.2

- Password Vault: Added option to use "Extended Items"—more complex entries with custom elements.

2.1

- Added support for decrypting links created by https://linkenc.net.
- Updated application target API (level 28) and Google Play API.

2.0

- Password Vault: Updated data format (version 3).
- Text Encryptor: Updated data format (version 3). If you use this application on another operating system, please update it to the latest version—Paranoia Text Encryption for PC (Windows, Linux, Mac OS X, etc.) version 14R1C or later, Paranoia Text Encryption for iOS version 3.0 or later. Backward compatibility is assured.

1.8.1

- Improved steganography performance.
- Application's target API level raised to 27.

1.8.0

- File Encryptor: Updated file encryptor's data format (version 3). If you use S.S.E. File Encryptor for PC (Windows, Linux, Mac OS X, etc.), please update the application to the latest version (14R1C or later). Backward compatibility is assured.
- Added native code libraries for arm64-v8a and x86_64 architectures.

1.7.3

- Text Encryptor: Added new final encoding options: Base32 (RFC 4648), Numbers Only (0-9).
- Text Encryptor: File picker option for encrypted texts and steganograms (Android 4.4 or later).
- Text Encryptor: Lock screen function for the Text Encryptor.
- Application launch protection function (related settings - Settings: Common Settings → Application Launch Protection).

1.7.2

- Password Vault: Merge feature ("More..." button → Merge Vaults).
- Text Encryptor: Steganography (concealing text within an image - JPG, F5 algorithm) ("More..." button → ...).
- File Encryptor: Delete encrypted files after decryption (related settings - Settings: File Encryptor → Delete .enc File After Decryption).

1.7.1

- Password Vault: Passwords can be used directly in the Text/File Encryptor (Text/File Encryptor can be opened from the "item detail screen").
- Password Vault: Password is not a mandatory attribute—the vault can be used easily for notes.
- Text Encryptor: Fullscreen button.
- File Encryptor: Support for "Share" (SEND and SEND_MULTIPLE (if multiple file selection is enabled)) actions from other applications for all file types.
- Password Generator: Custom character set feature.
- A web-based Text Encryptor (client-side AES) is newly available at: https://pteo.paranoiaworks.mobi

1.7.0

- File Encryptor: Changes in the data format (new key derivation function based on scrypt). If you use S.S.E. File Encryptor for PC, please update the application to the latest version (12R1C or later). Backward compatibility is assured.
- Pro Version: SHACAL-2 512bit algorithm added.

1.6.0

- Password Vault: Changes in internal data format and pwv file format (encryption mode CBC → EAX, compression DEFLATE → LZMA, new key derivation function based on scrypt).
- Password Vault: Auto backup feature (Settings: Password Vault → Auto Backup Folder).
- Text Encryptor: Changes in data format (encryption mode CBC → EAX, new key derivation function based on scrypt). If you use Paranoia Text Encryption for PC or iOS, please update those applications to the latest version.
- File Encryptor: Image thumbnails (related settings - Settings: File Encryptor → Thumbnail Size).

1.5.4

- File Encryptor: Custom destinations for Encrypted/Decrypted files (use Settings: File Encryptor → Encrypted/Decrypted Files Destination).
- File Encryptor + Password Vault: Quick scroll feature. The quick scroll bar is enabled when the number of items is approximately 5x the screen capacity.
- Password Vault: Password Detail Screen - URLs placed in the "Notes" field are now clickable.
- Text Encryptor: Font size can be changed (Settings: Text Encryptor → Font Size).

1.5.3

- Text Encryptor: New feature - Load/Save encrypted text to a file.
- Pro Version - File Encryptor: New feature - Multiple File Selection (batch processing).

1.5.2

- Password Vault (item detail screen - Notes): New feature - Copy to Clipboard (All/Selected Paragraph) + some UI changes.
- Pro Version: Threefish 1024bit algorithm added.

1.5.1

- Android 5 - SAF (Storage Access Framework) support for external/removable storage.
- Some UI changes (mainly in File Encryptor).