BilQR is an Android application developed by FERNUS EĞİTİM TEKNOLOJİLERİ A.Ş. that serves as a QR code reader for accessing book solutions. The app is free and falls under the Education & Reference category.

The app's main feature is its ability to scan QR codes found in BilQR books to provide solutions and explanations for the problems within. The interface is simple and user-friendly, making it easy to navigate and scan codes. Plus, the app is ad-free, allowing for uninterrupted use. Overall, BilQR is a useful tool for students and educators looking to access book solutions quickly and efficiently.