Text Encryption Apps
20 free & open-source apps — updated automatically every day.
PGPony v4.6.4
OpenPGP encryption with hardware security keys and password-store support
PaperCript v1.2
Encrypted passwords on printable QR cards. No network, stores nothing.
Banana Split v0.10.2
Split secrets into QR-code shards using Shamir's Secret Sharing
AgePony: Encrypt & Sign v5.0.1
Post-quantum file & message encryption with age. On-device, private, no ads.
Kryptos v2.4
Encrypt inside any messenger: the keyboard encrypts, the screen decrypts
Secret Space Encryptor (SSE) v3.3
File Encryption, Text Encryption (Messages, Notes, …), Secure Password Manager
CryptoSafe v2.1.1
Offline AES-256-GCM text encryption with Argon2id, no internet permission
Salty v1.1
A secure, offline-first message encryption tool for Android.
Bluecheese v3.0.3
Offline text encryption-fast, local, no trackers.
Secure QR Share v1.0.0
Share passwords and links securely via encrypted QR codes.
Simple Text Crypt v6.0
Encrypts plain text using AES256
CryptX v1.4.1
Simple Android Cryptography Toolkit
SecureYourChats v10
Text & File Encryption/Decryption with new OverlayTechnology
DroidCrypt v1.1
A file and text encryption tool for Android
OpenKeychain: Easy PGP v6.0.4
Encrypt your Files and Communications. Compatible with the OpenPGP Standard.
KryptEY v0.1.5
Keyboard for secure E2EE communication through signal protocol in any messenger
Rivia v1.0.0
Rivia is the ultimate encryption tool
PixelKnot: Hidden Messages v1.0.2.1
Have a secret that you want to share? Why not hide it in a picture?
Encrypt Text v1.2.3
Minimalistic application to encrypt plain text using AES 256.
Oversec v1.5.15
Privacy for All Apps! Encrypt and Disguise Messages in All Your Apps!