Encrypt Text

Minimalistic application to encrypt plain text using AES 256.MIT

Neuron Encrypt

Local file encryption. No accounts. No internet. No compromise.GPL-3.0-only

AgePony: Encrypt & Sign

Post-quantum file & message encryption with age. On-device, private, no ads.Apache-2.0

OpenKeychain: Easy PGP

Encrypt your Files and Communications. Compatible with the OpenPGP Standard.GPL-3.0-or-later

Tella

Encrypt and hide files on your deviceApache-2.0

SecureYourChats

Text & File Encryption/Decryption with new OverlayTechnologyGPL-3.0-only

Kryptos

Encrypt inside any messenger: the keyboard encrypts, the screen decryptsAGPL-3.0-only

PGPony

OpenPGP encryption with hardware security keys and password-store supportApache-2.0

DEfO ECH Apps

Experimental fork of F-Droid to use TLS ECH with Cloudflare as the default hostGPL-3.0-or-later

Oversec

Privacy for All Apps! Encrypt and Disguise Messages in All Your Apps!GPL-3.0-or-later

Mage

Android GUI for age file encryption, built on kage.Apache-2.0

OkcAgent

Make OpenKeychain available in your Termux shellMIT

Bluecheese

Offline text encryption-fast, local, no trackers.GPL-3.0-only

Safe Notes - Encrypted Notepad

Encrypted, Private note managerGPL-3.0-or-later

Clench Wallet

Secure non-custodial Bitcoin wallet with multisig supportMIT

Save by OpenArchive

Safely preserve, organize, and share your mobile mediaGPL-3.0-only

FeelsApp

App for writing notes and associating them with emotions.Apache-2.0

Intra

Encrypted DNS clientApache-2.0

Picocrypt-NG

Paranoid, offline file encryption with XChaCha20 and Argon2id.GPL-3.0-only

NotePad

Make notesGPL-3.0-only