WhatsApp Chat Locker-Android App To Lock WhatsApp

WhatsApp Chat Locker is an ‘Entertainment’ category application on Google Play Store. The app content is rated for age 3+. The latest version of the application is 1.17 and received its last update on December 15, 2016. The application requires Android 4 and above. It can be installed for free and does not have any in-app purchases either.

Privacy is a major concern for everyone in this day and age. Your messages are likely to contain information that might or might not be very important for you but you would like to keep them private. In the event that you lose your phone, you do not want a stranger to go through your messages. Even otherwise, you would not want your private messages to be seen by anyone who has access to your cell phone.

WhatsApp Chat Locker is an application that will help you keep your conversations and messages safe from prying eyes. Upon installing the application and launching it, users are prompted to provide a password of their choice. Once a user types in a password and hits the set password button, all your WhatsApp conversations can only be accessed by typing in your password.

WhatsApp Chat Locker

The application is developed by Prashant Bhoir. The size of the android application is 1.34 MB. The average rating received by the app is 4.2/5 based on a total of 103 votes. The application has been downloaded and installed by 10,000-50,000 users.

Pros of the Application

  • The application comes free of cost and all its features can be used by all users.
  • The application does not have any annoying advertisements.
  • It allows you to protect your conversations on WhatsApp Messenger by the help of a password.
  • The interface is extremely simple and user friendly and there is no likelihood of becoming confused with respect to using the application.
  • There are pop-ups built into the application which guides users on how to use the application.
  • With this application, you can use different passwords to block different conversations on WhatsApp Messenger.
  • It also provides the option of password hints in case you forget a password.
  • You can active as well as deactivate passwords with use with this app.


  • The application is not entirely free from bugs. For example, conversations that are password protected through this app can be accessed from the notification bar if someone hits the reply button from the notification bar on the particular conversation.
  • There is no option to hide the passwords when you enter them on the application.
  • While text messages on conversations stay hidden, any pictures or videos shared on WhatsApp can still be accessed in the Gallery.
  • The application tends to consume a lot of battery life.

Download WhatsApp Chat Locker


Some of the features provided by this application are rather unique. No other similar app has a provision to block selected chat conversations in WhatsApp messenger. Upon installation of this app, pop-up screens will guide users through the process of using the application. First and foremost, it will ask for a password of your choice.

There are four main operations in this application. Users can Lock their WhatsApp Chats by hitting a button and unlock them by providing the correct password. The password can be changed and there is ‘Forgot Password’ option that allows users to get a password hint for their set password. The application also has the option to allow you to deactivate an existing password. It also has an additional help button.

Overall, this application has the potential to be an extremely useful application if some of the bugs on it are fixed.