Message Lock is an Android utility that protects SMS and MMS conversations with a passcode or pattern. It is aimed at users who want message-level privacy without replacing their default texting app.
💡 Pick it if you want to lock messaging plus other apps with one Android privacy tool.
AppLock is a popular app locker that offers a wide range of locking options and customization features.
Free with ads
💡 Choose it for broader app-lock controls when SMS is only one of several apps you need to protect.
Smart AppLock is a feature-rich app locker with a variety of locking methods and additional security features.
Free with ads
💡 Pick it if your phone supports Android 15 and you prefer built-in protection over a third-party locker.
Private Space is an Android feature for isolating sensitive apps and their data behind a separate lock. It is designed for Android...
💡 Choose it if encryption matters more than keeping carrier SMS in the default inbox.
Signal is a secure and private messaging app known for its end-to-end encryption and focus on user privacy.
💡 Pick it if you want a cross-device messenger with an integrated app lock and optional private chats.
Telegram is a cloud-based instant messaging app with a focus on speed and security.
💡 Choose it if your contacts already use WhatsApp and you want encrypted chats with a built-in lock.
WhatsApp is a popular messaging app that allows users to send text messages, make voice and video calls, share media, and more.
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