Business Card Holder app for iPhone and iPad

Business Card Holder This is a multi-functional business card app that can help users better record business card information that needs to be saved.
App contains functions and methods of use:

-Filter business cards by category and label
-Support double-sided business cards
-Can send business cards to colleagues and friends
-Easy to store business cards
-Quickly find the business card you need
-Simple and intuitive UI design
-Click the + button to add a new card
-Click on both sides of the card
-Add beautiful card names
-Choose a category or add a new category
-Search card to easily find all photos
-Easily search cards in categories
-Search by name and category
-Share business cards between colleagues and friends.