Smart Lock is a free and reliable Android app developed by Blueorbits Client that provides an extra layer of security to your device. This personalization app is designed to prevent unauthorized access to your phone by taking photos of any intruders.

One of the best features of Smart Lock is that it's completely free, with no in-app purchases or ads. This app also doesn't track your activity, ensuring your privacy is protected. With Smart Lock, you can rest assured that your Android device is secure and your data is safe from unwanted access.

Overall, Smart Lock is an excellent app that offers a simple and effective way to keep your device secure. It's easy to use and doesn't require any complicated setup. If you're looking for a reliable and free security app for your Android device, Smart Lock is definitely worth checking out.