Secret Space Encryptor (SSE)

File Encryption, Text Encryption (Messages, Notes, …), Secure Password Manager

PGPony

用 OpenPGP 加密、解密和签名。支持抗量子密钥和硬件安全密钥。

MorseLightCrypt

Morse code by flashlight and camera, optionally encrypted. No network.

PaperCript

Encrypted passwords on printable QR cards. No network, stores nothing.

Banana Split

Split secrets into QR-code shards using Shamir's Secret Sharing

AgePony: Encrypt & Sign

Post-quantum file & message encryption with age. On-device, private, no ads.

Kryptos

在任何聊天软件里加密：键盘加密，屏幕解密

CryptoSafe

离线 AES-256-GCM 文本加密（Argon2id，无互联网权限）

Salty

A secure, offline-first message encryption tool for Android.

Bluecheese

Offline text encryption-fast, local, no trackers.

Secure QR Share

Share passwords and links securely via encrypted QR codes.

Simple Text Crypt

使用 AES256 加密纯文本

CryptX

Simple Android Cryptography Toolkit

SecureYourChats

Text & File Encryption/Decryption with new OverlayTechnology

DroidCrypt

A file and text encryption tool for Android

OpenKeychain: Easy PGP

加密你的文件和通信。兼容 OpenPGP 标准。

KryptEY

Keyboard for secure E2EE communication through signal protocol in any messenger

Rivia

Rivia is the ultimate encryption tool

PixelKnot: Hidden Messages

Have a secret that you want to share? Why not hide it in a picture?

Encrypt Text

Minimalistic application to encrypt plain text using AES 256.

Oversec

为全部应用带来隐私！在你的全部应用中加密并伪装消息！