PicCamera

Option to auto-stabilize so your pictures are perfectly level no matter what (see example image).

Expose your camera's functionality: support for focus modes, scene modes, color effects, white balance, ISO, exposure compensation/lock, face detection, torch, antibanding.

Video recording (including HD, taking photos while recording video, time lapse).

Handy remote controls: timer (with optional voice countdown), auto-repeat mode (with configurable delay).

Zoom via multi-touch gesture and single-touch control.

Option to lock orientation to portrait or landscape for photo or video. Upside-down preview option for use with attachable lenses.

Choice of save folder (including support for Storage Access Framework).

Disable shutter sound.

Overlay a choice of grids and crop guides.

Apply date and timestamp, location coordinates, and custom text to photos; store date/time and location as video subtitles (.SRT).

* Noise reduction (including low light night mode) and Dynamic range optimisation modes for better quality photos.

* Options for on-screen histogram, zebra stripes, focus peaking.

* Focus bracketing mode.

* Support for Mi Band 2 & Amazfit Selfie.

* Small file size.

* Completely free, and no ads in the app (I only run ads on the website). Open Source.

(Some features may not be available on all devices, as they may depend on hardware or camera features, the Android version, etc.)