CCTV allows you to record videos in background mode or when the phone is locked.

This application is very useful for capturing videos and is the best app available in the Android market for video recorder with cool features.

Functional:-
Stream high quality video
Video recording
Video recorder in screen lock mode : Record videos in background while your device is locked or another app is running.
Record with back or front camera.
Disabled shutter sounds.
Ability to rotate the image
Supports auto white balancing with multiple advanced options.
Easy storage location option.
Switch between front and rear cameras
Easy to configure duration, camera, and video quality.
Supports “auto stop” when device storage is low.
Multiple video resolutions.
Ability to turn off the phone screen to save energy
Secure well-coded app.
Beautiful material design GUI.
Video recorder no watermark.
Video recorder camera full hd.
Ability to zoom in

Note:- This app uses the Device Administrator permission.
So, please allow the permission to use the screen lock feature.