Calculator Lock・Hide Photos is a privacy and security app designed to protect sensitive content on your phone. It allows users to hide photos, videos, and other private files within a disguised "calculator" app. This hidden vault is accessed by entering a secret PIN or password, ensuring that only authorized users can view the protected content. It's an ideal solution for those looki... https://play.google.com/store/apps/details?id=com.jmdsol.vault.calculator&pli=1