Best Notes Free Encrypted Apps

Bmail — Encrypted Email

E2E encrypted mail, all yours

Free

Secure your communications with end-to-end encrypted email, calendar, contacts, and drive. Your data is protected by your keys, not company policy, ensuring privacy and security against unauthorized access. Offers custom domain support and robust authentication methods.

TextCrypt - Encrypted Storage

Encrypt Notes Files, Passwords

Free

Securely encrypt notes, files, and passwords with military-grade encryption. Protect your digital life with a robust password manager and optional cloud sync. Keep your sensitive information private and accessible only to you.

CalcPlus - Hidden Notes

Calculator + Encrypted Notes

Free

This app combines a fully functional calculator with a secure, encrypted notes system. Store sensitive information like crypto wallet phrases and passwords locally and offline, protected by a PIN and optional biometric authentication. It offers a discreet interface and prioritizes user privacy with no cloud sync or ads.

Notesnook: Private notepad

Encrypted notes & secure vault

Free

This open-source app offers secure, encrypted note-taking and organization across all your devices. It features a robust editor, to-do lists, and a private journal with advanced security to protect your personal information.

Private iNotes

by 传胜 贾

Free

Securely store and organize your notes with password protection and iCloud syncing. Easily share memos via email or messaging, and manage entries with intuitive swipe gestures. Categorize your notes for better organization and never forget important events with starred entries.

Paranoia Text Encryption Lite

(encrypt notes, messages, …)

Free

Securely encrypt and decrypt sensitive text data, including notes, messages, and cryptocurrency keys. Offers robust security with multiple strong encryption algorithms and advanced steganography features to hide data within images. Also supports secure password exchange using post-quantum cryptography.

Locked Notes°

by Adam Cziko

Free

Securely store your private thoughts and ideas with this app. It offers robust organization and advanced editing tools, all protected by biometric authentication for ultimate privacy. Your notes are automatically hidden and locked when the app is in the background.

Notebox - Encrypted

D2D zero-knowledge encryption

Free

This app offers a secure, block-based editor with Markdown support for local note-taking. For cross-device synchronization and real-time updates, a subscription unlocks cloud features with zero-knowledge encryption.

NoteCrypt Encrypted Notes

Offline Only. Zero-Knowledge.

$2.99

Secure your sensitive information with robust 256-bit AES encryption. This app prioritizes privacy with zero-knowledge, offline-only storage and no cloud integration or analytics. It offers a simple, secure way to keep your notes protected from unauthorized access.

LockNote - Encrypted Notepad

Your life chores record book

Free

Securely store notes, financial records, to-do lists, and card information with this encrypted application. It offers rich media support, offline access, and automatic synchronization across devices. Personalize your experience with custom skins and fonts.

Humm: Encrypted AI Voice Notes

by Mind Meat Machine, LLC

Free

This app uses AI to automatically transcribe, organize, and summarize your voice notes with end-to-end encryption. It offers on-device processing for maximum privacy and generates daily digests of your captured thoughts. Capture ideas, journal, or record meeting notes without typing.

Secure Local Notes

Your Notes, Safe and Secure

Free

Capture ideas, to-dos, and lists securely on your device. Your notes are encrypted and protected with biometrics or passcode, with no accounts or tracking required. Enjoy a simple, fast, and private note-taking experience.