A free program for Android, by Ogly buen.

HideX is a highly trusted privacy lock and app hider that disguises itself as a calculator. With over 100 million users worldwide, it provides a secure space behind the calculator where you can hide videos, photos, apps, and other private items on your device. HideX offers features like icon changing and cloud storage to ensure the safety of your hidden content and prevent others from discovering your secret vault.

The Photo Vault feature allows you to easily hide videos, photos, and entire albums on your device. The app automatically detects and recognizes the media files, and you can set up a private calculator vault to securely store them. HideX also provides app hider functionality, allowing you to clone or hide apps of any category. You can lock these apps with a PIN code or pattern lock for added security. HideX offers cloud storage and backup services so that your hidden items are protected and can be accessed from any device. With HideX’s private browser and VPN service, you can browse the internet securely and privately, and even download videos. The app’s disguise as a calculator, customizable icon, and break-in alert feature further enhance your privacy and security.