Recs.
Updated
Snap Camera ($1.99 - no IAP) is a feature rich app for capturing/editing photos and videos on Android.
Specs
Pros
Pro Minimalistic/easy to use interface
The interface starts with three different buttons (pictures, videos, settings) and each level umbrellas in order to access the huge amount of features.
While using the interface, there are many features that make operation simple. In order to access recent pictures from the camera, swipe left. In order to delete pictures, swipe left again. Tapping a photo reveals the effect menu. Pinching zooms in.
Pro Many options and settings
While taking a picture, the options include: HDR, flash, white balance, exposure, contrast, saturation, additional camera settings, burst mode, fast mode, front/back toggle, silent shutter, stable shot, panorama, self timer, and grid.
Additional settings include: picture and video size, scene mode,self timer, burst mode, time lapse, JPEG quality, effects, ISO, anti-banding, scene detection, video bitrate, and audio settings.