Advantages of Calculator Vault hidden applications:
-Notice bar information tips, only show the standard calculator’s icon
-Check phone system settings, the application name is Calculator+ (not app hider)
-When Checking recent apps, the app name is Calculator Vault(not app hider)

Calculator Vault can help you to hide any app. And keep your privacy by hiding apps.You can open hidden apps in Calculator Vault or interface of your phone.Also Calculator Vault provides hidden picture function, your pictures import into the gallery, others can not see these photos.You can browse protected pictures in hider's gallery.
App Characteristics:
1.Hide all installed applications (No ROOT Obtaining)
2.Password protection(When the first time,need to create the password)
3.Supports hiding any applications used on mobile phones(Easy way hide apps)
4.Hidden app can be used in the Calculator Vault, also use the main interface in the phone.
5.Open the app just standard calculator , if don't know password can't use the Calculator Vault.
6.Hide Notifications ,provide notification in 3 mode all / just number / none
7.Hide apps from recents
8.Gallery Module to hide photos /pictures(Protect your secret photos/pictures,avoid others find them)
9.Add shortcut to hiden camera(use the hider's built-in camera to take private photos)
10.Hide Videos and play Videos
How to use Calculator Vault?
The first time to start or in a protected state, do not need pin can enter the Calculator Vault.Open the application to set the password. Then you can start using the hidden app.

How to hide photos to Calculator Vault?
Click the app hider interface gallery icon use the ‘Gallery Module’, add ‘input folder name’ to create folder and select pictures or personal photos, then click the save button to import the picture into the created private file.

How to add app to Calculator Vault?
In the hidden display interface click add app button, you can see the phone within the application, select the app to add to the Calculator Vault-App Hider, click the import apps button.

How to delete apps from Calculator Vault?
In the hidden apps interface long press the hidden app, drag the application to the delete icon to delete the hidden application.

How to hide photos or videos to hidder?
Click the app hider interface gallery icon use the ‘Gallery Module’, add ‘input folder name’ to create folder and select pictures or personal photos, then click the save button to import the picture into the created private file.
Notices:
Such as uninstall outside the application has been hidden and the Calculator Vault will not copy the app's original data to the same app in the Calculator Vault.

Android AOSP Calculator source code:
android.googlesource.com/platform/packages/apps/Calculator.git

Apache License, Version 2.0
www.apache.org/licenses/LICENSE-2.0.html

From version Calculator Vault : App Hider - Hide Apps 3.0.7_0e61ddfaa:

3.0.7
1: Better adapt notification function, hide your application more thoroughly
2: Support Android 12
3: Fix some bugs to make the program run more stable

Variant
Arch
Version
DPI
All versions

Version:3.0.7_0e61ddfaa

Uploaded:June 30, 2022 at 12:03PM UTC

File size:9.76 MB

Downloads:406

Version:3.0.5_202c4b1d3

Uploaded:April 8, 2022 at 8:32AM UTC

File size:9.75 MB

Downloads:839

Version:3.0.2_52204413d

Uploaded:October 27, 2021 at 8:59AM UTC

File size:9.75 MB

Downloads:1,522

Version:2.9.2_f0f859a1f

Uploaded:March 25, 2021 at 10:44AM UTC

File size:12.8 MB

Downloads:1,807

Version:2.7.1_e9e9fa755

Uploaded:December 22, 2020 at 6:53AM UTC

File size:12.35 MB

Downloads:1,266

Version:2.6.8_534bb8db1

Uploaded:July 23, 2020 at 6:11AM UTC

File size:12.33 MB

Downloads:2,243

Version:2.6.6_7e24d9e79

Uploaded:July 9, 2020 at 10:07AM UTC

File size:12.35 MB

Downloads:483

Version:2.5.2_8bb8cc95

Uploaded:April 16, 2020 at 4:56AM UTC

File size:12.17 MB

Downloads:1,224

Version:2.4.9_fb04822d8

Uploaded:March 23, 2020 at 8:57AM UTC

File size:12.13 MB

Downloads:397

Version:2.4.2_9e2cbca7

Uploaded:January 16, 2020 at 7:50AM UTC

File size:12.01 MB

Downloads:7,991