Best 7 Free Apps to Lock WhatsApp and Facebook on Android

Last Updated: March 7, 2017
Android Apps to Lock WhatsApp & Facebook

Millions of users are using Facebook and WhatsApp in their smart phone. WhatsApp is one of the favorite messaging platform, handling tons of photos, videos and text messages per day between smartphone users.

Some of these messages might be private and personal that need to be protected from other intruders. Unfortunately none of these Apps offering any built in password protection to prevent snoopers peeping into the content of these apps.

Google Play store is offering a bunch of apps to protect your Android device from these intruders. These apps can protect your messaging apps by adding another layer of security to offer a password protection to your WhatsApp or Facebook. You can choose the type of password such as PIN, Text Password or even your fingerprint.

These apps also provide some extra benefits to the user. Most of these apps can take a selfie of the intruder without knowing him when he tries and fails these Apps password more that two times. This is nice and essential feature that let the Android owner to identify his friends and family who made the attempt to open private information and apps.

CM Security Antivirus AppLock

CM Security is one of the best security apps in Google Play Store. CM Security detects viruses and threats on your Android phone with amazing other features. CM Security Antivirus AppLockThis Android app can lack your Android apps such as WhatsApp, Contacts and Facebook Messenger from the snoopers. CM Security can Lock Gallery and the browser to protect your photos and browsing history. This app can prevent your children from buying games or changing the system settings.

Avast Mobile Security & Antivirus

Avast Mobile Security with free antivirus for Android scans and secures against infected files, unwanted privacy phishing, malware, spyware, and malicious viruses such as trojans and even against loss or theft. This app can safely secure your phone and tablet with our top-rated free mobile security app featuring both antivirus and anti-theft protection.Avast Mobile Security & Antivirus This app offer security tools like virus and malware scanner, trojan removal for infected files, protector, network meter, app manager, app lock, and even firewall give you total control for staying clean.


AppLock can lock SMS, Contacts, Gmail, Facebook, Gallery, Market, Settings, Calls and any app you choose, with abundant options, protecting your privacy. AppLockAppLock can hide pictures and videos, and empowers you to control photo and video access. Selected pictures vanish from your photo gallery, and stay locked behind an easy-to-use PIN pad. With AppLock, only you can see your hidden pictures. Privacy made easy.

LEO Privacy Guard – Lock&Boost

Leo Privacy Guard app protects from private information leakage, with strong AppLock to Lock up Apps, convenient privacy scan to locate loophole, Safe Box to Hide Private Photo & Video, WiFi Security to Secure Network Safety, etc. LEO Privacy GuardWith LEO Privacy Guard, you lock private SMS and call, lock gallery and Facebook, hide private photos & Video and also lock up your Facebook, WhatsApp, Messenger and other important apps which may leak your privacy.

CM Security for x86(Intel CPU)

CM Security can protect your Android and Take a photo of someone who entered the wrong password twice who wants to snoop on your WhatsApp or Facebook. CM Security for x86(Intel CPU)You can lock contacts, lock apps like WhatsApp, Facebook Messenger from prying eyes and nosy friends. This app lets you lock settings to prevent your children from buying unwanted apps/games and phone settings.

Smart AppLock (App Protector)

Smart AppLock is an AppLock or App Protector that will lock and protect apps using a password or pattern.Smart AppLock (App Protector)

With Smart AppLock, you can lock any apps (SNS, Game, Photos, Videos, SMS), detect and takes a picture of the Intruder, lock apps using Fake Forced Close pop-up, lock apps using multiple password, lock your phone using remote control, etc.

Perfect AppLock(App Protector)

Perfect AppLock lets you protect any applications you want with PIN, Pattern or Gesture. You can lock WhatsApp, Facebook, Twitter, Skype, SMS, Email, Gallery, Camera, USB connection, Settings and any apps you choose.Perfect AppLock

This app takes a photo of the attacker with built-in camera After 3rd failed password attempt.

AppLock 2 (Smart App Protect)

Smart AppLock is a tool to lock apps you like, protect you from privacy leak. With AppLock, you are able to lock apps containing privacy content, such as photos, videos(Gallery), short messages (SMS or MMS) and call logs, lock SNS apps such as Facebook, Whatsapp, Twitter.AppLock 2Those apps can lock incoming calls, lock Wi-Fi toggle & Bluetooth toggle, lock system settings, install/uninstall apps to keep phone away from being messed up by others or kids and lock games and markets to prevent your kids from addicting in games or purchasing in markets without your knowing.

Since the excessive use of these messaging apps and social media apps, it is recommend to install at least one of the apps to protect your private information from your friends, family and other form of intruding attempts.


  1. This Is a Amazing App For Our Privacy. You Can Lock Every Privacy With The Privacy App. You Can Hide Your Video, Photo Etc. It Is Awesome App. Leo Have More Amazing Feature.

  2. Hey, love LEO Privacy. Even if my phone doesn’t get stolen. If I leave laying around, no one can just pick it up and use it, or open my apps without knowing passwords, or pattern lock.

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