GPCalc - hidden photo gallery app for iPhone and iPad

GPCalc is simply a Google Photos & Picasa Web Albums Viewer hidden behind a Calculator with Touch ID Authentication. It features Offline Caching capabilities for offline access to your Google Photos & Videos. It has built in Slideshow Functionality (with adjustable interval between slides) and works as a Read Only app allowing you to ensure your Google Photos stay safe. It works on iPhones and iPads as a universal app. You can configure settings of the following features:

Available Settings:
Auto Cache Photos,
Clear Cache
Reset App,
Use Touch ID or Face ID,
Enable app reset on repetitive clear button tap from the calculator lock screen

Note:
To start using the app, you will need to enter a number into the calculator and use the c button to continue through setup. You will need to confirm your pin to proceed into the app and it will check to make sure it matches. This pin will be used to access the app in the moment where you do not use biometric authentication. This pin is local to your device and is not associated with your Google Account. Think of it as an extra step to get access to your photo gallery.

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