Pro

1. Disguised Functionality: Calculator Lock - Photo Vault disguises itself as a standard calculator, enhancing privacy by preventing unauthorized users from suspecting that it's actually a secure space for personal photos and videos.

2. Secure Storage: It offers encrypted storage for personal media files, protecting them from prying eyes and ensuring that your sensitive information remains confidential and safe from security breaches.

3. Intruder Selfie: The app includes an intruder selfie feature that takes a photo of anyone trying to access the vault with the wrong password, providing an additional layer of security and helping to identify unauthorized access attempts.

Con

1. Privacy Concerns: Calculator Lock - Photo Vault may request permissions that could potentially compromise privacy, such as accessing photos, media, and files on your device, raising concerns about data security.

2. Advertisement Intrusion: The free version often includes ads, which can interrupt user experience and may lead to accidental clicks, causing frustration and time wastage.

3. Forgotten Password Risk: If a user forgets their disguised calculator password, there's a risk of permanently losing access to the hidden files without a reliable password recovery system in place.