Photographer 4K HD Camera is a free photography application available for Android users. Developed by clarkkent, this app provides a range of features including a flash camera, timer time display adjustment, selfie picture, sharpness, cut, paste, collage, color effects, focus modes, white balance, face recognition, optical zoom, rotate, zoom in or out to your photo, high-quality video, and HDR Mode Professional.

The app is easy to navigate, and the interface is user-friendly. The camera quality is impressive, and the app provides various options to enhance the picture quality. The app also allows users to edit their photos with various editing tools and effects. The app's optical zoom feature is a standout, providing users with the ability to zoom in on objects without compromising the picture quality.

Overall, Photographer 4K HD Camera is a great app for photography enthusiasts. The app is continuously updated, and the developers are open to feedback. However, the app does contain ads, which can be a bit intrusive at times.