Smart Calculator Vault

Looks like a simple full function calculator, actually, it also has a hidden locker to hide away your private photo, video, multimedia, files and contact list so that no one knows their existence.
Photos, pictures, video, files, contact list which you don't want anyone else to see can be imported to the hidden folder. You can also preset the period of the day to block the incoming calls from locked contact persons.

This hidden locker is password protected. You need to key in the password in the calculator keypad to invoke the hidden folder. This APP keeps your privacy absolutely safe. Extremely user friendly UI enable you to keep your secrets easily and nobody knows the existence of it.

Features:
- Simple calculator with +,-,X,/,M+,M
- and key-in history
- Hide photos, videos, any types of files.
- Hide contact person, his(her) phone in/phone out records.
- Block incoming calls from locked person in the preset period of time.
- Hidden locker hides behind the calculator, and no one knows its existence except you.
- No trace browser
- Simple and easy UI
- No storage limitation for your hidden files, only limited by your phone's physical memory.
- All files are encrypted to prevent them from being opened by supported applications
- Easy to recover hidden files to its original place.
- Easy to share your hidden photos, videos with others without any trace.
- Support SD card

FAQ:If this app is uninstalled, will the hidden files be lost?All the hidden files and password will be kept in safe area. Just reinstall this application, all hidden files are still there.

Are the hidden files stored online?No, all the hidden files are still stored inside phone locally.