Bibliocards is a free Android app developed by Miyonu that is perfect for KPOP fans. It allows you to create a profile and share your KPOP photocards with friends. You can also keep track of the ones you are missing in your collection.

The app is easy to navigate and has a clean and modern design. You can search for your favorite KPOP groups and add their photocards to your collection. In addition, you can filter your collection by group, artist, or album. The app also features a section where you can see the photocards that your friends have and those that they are missing.

Overall, Bibliocards is a great app for KPOP fans who want to share their collections with friends and keep track of the photocards they have and those they need to complete their collection.