BY VIEWCAST    UPDATED September 26, 2025

If you're looking for a dependable and user-friendly way to secure your phone, CM Locker - Security Lockscreen is a top contender. This nifty tool offers robust security features, ensuring your device and data remain safe from prying eyes. Read on to find out what makes CM Locker a standout choice for protecting your smartphone.
CM Locker delivers exceptional protection for your phone, featuring a reliable lock screen that requires a password every time you close your device. This essential layer of security ensures that, even if you misplace your phone, unauthorized access is almost impossible. Additionally, CM Locker offers an intruder selfie feature, capturing photos of anyone attempting to unlock your phone with the wrong password and sending these pictures to your email for added security.
One of the standout qualities of CM Locker is its intuitive interface. Setting up the app is simple and straightforward, allowing you to focus on your daily tasks without worrying about your phone’s security. The lock screen also changes wallpapers automatically, though there is room for improvement in selecting categories and setting timers for wallpaper changes. Nevertheless, the app remains neat and smooth in operation.
Beyond its core security functions, CM Locker brings some added benefits that enhance your overall experience. For instance, it allows you to receive notifications directly on the lock screen, streamlining your interactions and making your time more efficient. Some users wish for additional features, like linking their phone security settings to their TV settings to protect children from inappropriate content. While this feature is not yet available, CM Locker still proves to be a comprehensive security solution.
While CM Locker is packed with impressive features, it does have some downsides. One of the biggest complaints is the prevalence of ads, especially in the free version. Ads can appear when unlocking your phone or an app, which can become quite annoying. Additionally, some users have faced issues with not being able to set personal wallpapers from their gallery. Though these setbacks are minor, navigating around these ads or opting for a premium version can significantly enhance the user experience.
CM Locker - Security Lockscreen is an app designed to safeguard your smartphone by offering a secure lock screen and various other protective features, like intruder selfies and password resets.
The intruder selfie feature automatically captures a photo of anyone who inputs the wrong password and sends it to your email, providing an extra layer of security.
Yes, CM Locker allows your lock screen wallpaper to change automatically. However, you currently cannot select specific categories for wallpapers or set personal pictures from your gallery without possible limitations.
Yes, the free version of CM Locker includes ads that might appear when unlocking your phone or an app. To enhance your experience, you could consider upgrading to a version without ads.
Absolutely! CM Locker is known for its user-friendly and intuitive interface, making it easy to set up and use, ensuring your phone remains secure with minimal hassle.
CM Locker - Security Lockscreen delivers a reliable and robust security solution for your smartphone. With features like a dependable lock screen, intruder selfies, and an easy-to-use interface, it ensures your device remains safe and secure. While ads in the free version and a few customization limitations might be drawbacks, the overall benefits make CM Locker an app worth considering for anyone looking to protect their phone effectively.
CM Locker - Security Lockscreen is primarily a mobile app designed for smartphones. However, you can run CM Locker - Security Lockscreen on your computer using an Android emulator. An Android emulator allows you to run Android apps on your PC. Here's how to install CM Locker - Security Lockscreen on your PC using Android emuator:
Visit any Android emulator website. Download the latest version of Android emulator compatible with your operating system (Windows or macOS). Install Android emulator by following the on-screen instructions.
Launch Android emulator and complete the initial setup, including signing in with your Google account.
Inside Android emulator, open the Google Play Store (it's like the Android Play Store) and search for "CM Locker - Security Lockscreen."Click on the CM Locker - Security Lockscreen app, and then click the "Install" button to download and install CM Locker - Security Lockscreen.
You can also download the APK from this page and install CM Locker - Security Lockscreen without Google Play Store.
You can now use CM Locker - Security Lockscreen on your PC within the Anroid emulator. Keep in mind that it will look and feel like the mobile app, so you'll navigate using a mouse and keyboard.

