安全
VaultX - Secure Password Manager
Secure offline password and identity wallet manager
NymVPN – 匿名无日志 VPN
全球最私密的去中心化 dVPN，源于瑞士，强大保护。WireGuard，Mixnet，去中心化代理，无需电子邮件。
PCAPdroid
适用于 Android 的免 root 网络监控、防火墙与 PCAP 抓包工具
Rethink ：DNS + 防火墙 + VPN
管控应用程序，使用 WireGuard VPN ，监测网络，拦截恶意软件，更改 DNS 。
CipherNotes
Notes. Encrypted. Local. Nothing more.
SMSecure
注重隐私的短信应用，支持加密对话
FMD edge
Locate and control your device remotely
Find My Device（FMD）
远程定位和控制您的设备
Olvid
面向所有人的私密消息
MESH
Censorship-resisting overlay network for digital forensics
AliasVault
Privacy-first Password Manager with Built-in Email Aliasing
ProtectedWorkProfile
Profile owner Android security app.
HiddenProtectedWorkProfile
Hidden Profile owner Android security app.
EphemeralWorkProfile
Profile owner Android privacy app.
Secret Space Encryptor (SSE)
File Encryption, Text Encryption (Messages, Notes, …), Secure Password Manager
Ente Locker
Store & share important documents privately, and pass them on in emergencies.
Nextcloud Passwords
适用于 Nextcloud Passwords 的安全密码查看应用
Password Store
Manage your passwords & passkeys
DroidFS
Store & access your files securely
Cambium
NIP-55 signer that holds no keys: signing is proxied to a NIP-46 hardware bunker
Privamatic
Privacy score for your Android — 50+ checks, no cloud, no tracking.
Citrine
Nostr relay for Android
DeltaSync
Encrypted KeePass sync — requires your own self-hosted server.
Yubico Authenticator
通过 NFC 使用 YubiKey NEO 生成 OATH 代码
LANShield
Protect your LAN by managing app access to your local network.
SshDaemon
Simple ssh/sftp server without root.
EXIF Remove - Strip, Randomize & View Metadata
Remove or scramble photo metadata before sharing, with configurable templates
Keyoxide
随时随地验证分散式加密身份
Veto
Open source, native VirusTotal client. Scan files, links and apps in style.
Aegis Authenticator
Free, secure and open source 2FA app to manage tokens for your online services
